Home / 3,340.75-4,611.12-1,924.60

Finding the Fourth Proportional to 3,340.75, 4,611.12 and 1,924.60

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Solution

The fourth proportional to 3,340.75, 4,611.12 and 1,924.60 is: 2,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.75 : 4,611.12 = 1,924.60 : x
  2. Step 2: Convert to fraction form
    3,340.75/4,611.12 = 1,924.60/x
  3. Step 3: Cross multiply
    3,340.75x = 4,611.12 × 1,924.60
  4. Step 4: Simplify right side
    3,340.75x = 8,874,561.55
  5. Step 5: Solve for x
    x = 8,874,561.55/3,340.75
  6. Step 6: Final answer
    x = 2,656.46

Related Problems

Find fourth proportional to 1,670.38, 2,305.56 and 962.30
Half scale
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Double scale
Find fourth proportional to 3,341.75, 4,612.50 and 1,925.60
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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.