Home / 3,211.01-4,431.17-1,794.76

Finding the Fourth Proportional to 3,211.01, 4,431.17 and 1,794.76

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Solution

The fourth proportional to 3,211.01, 4,431.17 and 1,794.76 is: 2,476.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.01 : 4,431.17 = 1,794.76 : x
  2. Step 2: Convert to fraction form
    3,211.01/4,431.17 = 1,794.76/x
  3. Step 3: Cross multiply
    3,211.01x = 4,431.17 × 1,794.76
  4. Step 4: Simplify right side
    3,211.01x = 7,952,868.72
  5. Step 5: Solve for x
    x = 7,952,868.72/3,211.01
  6. Step 6: Final answer
    x = 2,476.75

Related Problems

Find fourth proportional to 1,605.51, 2,215.58 and 897.38
Half scale
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Double scale
Find fourth proportional to 3,212.01, 4,432.55 and 1,795.76
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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.