Home / 3,340.76-4,609.98-1,924.56

Finding the Fourth Proportional to 3,340.76, 4,609.98 and 1,924.56

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Solution

The fourth proportional to 3,340.76, 4,609.98 and 1,924.56 is: 2,655.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.76 : 4,609.98 = 1,924.56 : x
  2. Step 2: Convert to fraction form
    3,340.76/4,609.98 = 1,924.56/x
  3. Step 3: Cross multiply
    3,340.76x = 4,609.98 × 1,924.56
  4. Step 4: Simplify right side
    3,340.76x = 8,872,183.11
  5. Step 5: Solve for x
    x = 8,872,183.11/3,340.76
  6. Step 6: Final answer
    x = 2,655.74

Related Problems

Find fourth proportional to 1,670.38, 2,304.99 and 962.28
Half scale
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Double scale
Find fourth proportional to 3,341.76, 4,611.36 and 1,925.56
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.