Home / 9,557.21-14,331.49-2,891.13

Finding the Fourth Proportional to 9,557.21, 14,331.49 and 2,891.13

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Solution

The fourth proportional to 9,557.21, 14,331.49 and 2,891.13 is: 4,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.21 : 14,331.49 = 2,891.13 : x
  2. Step 2: Convert to fraction form
    9,557.21/14,331.49 = 2,891.13/x
  3. Step 3: Cross multiply
    9,557.21x = 14,331.49 × 2,891.13
  4. Step 4: Simplify right side
    9,557.21x = 41,434,280.96
  5. Step 5: Solve for x
    x = 41,434,280.96/9,557.21
  6. Step 6: Final answer
    x = 4,335.40

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Half scale
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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.