Home / 5,437.71-8,156.57-1,541.61

Finding the Fourth Proportional to 5,437.71, 8,156.57 and 1,541.61

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Solution

The fourth proportional to 5,437.71, 8,156.57 and 1,541.61 is: 2,312.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.71 : 8,156.57 = 1,541.61 : x
  2. Step 2: Convert to fraction form
    5,437.71/8,156.57 = 1,541.61/x
  3. Step 3: Cross multiply
    5,437.71x = 8,156.57 × 1,541.61
  4. Step 4: Simplify right side
    5,437.71x = 12,574,242.17
  5. Step 5: Solve for x
    x = 12,574,242.17/5,437.71
  6. Step 6: Final answer
    x = 2,312.42

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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.