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Finding the Fourth Proportional to 5,446.71, 7,516.41 and 2,962.71

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Solution

The fourth proportional to 5,446.71, 7,516.41 and 2,962.71 is: 4,088.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.71 : 7,516.41 = 2,962.71 : x
  2. Step 2: Convert to fraction form
    5,446.71/7,516.41 = 2,962.71/x
  3. Step 3: Cross multiply
    5,446.71x = 7,516.41 × 2,962.71
  4. Step 4: Simplify right side
    5,446.71x = 22,268,943.07
  5. Step 5: Solve for x
    x = 22,268,943.07/5,446.71
  6. Step 6: Final answer
    x = 4,088.51

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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.