Home / 4,371.40-6,557.10-4,201.30

Finding the Fourth Proportional to 4,371.40, 6,557.10 and 4,201.30

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Solution

The fourth proportional to 4,371.40, 6,557.10 and 4,201.30 is: 6,301.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.40 : 6,557.10 = 4,201.30 : x
  2. Step 2: Convert to fraction form
    4,371.40/6,557.10 = 4,201.30/x
  3. Step 3: Cross multiply
    4,371.40x = 6,557.10 × 4,201.30
  4. Step 4: Simplify right side
    4,371.40x = 27,548,344.23
  5. Step 5: Solve for x
    x = 27,548,344.23/4,371.40
  6. Step 6: Final answer
    x = 6,301.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.