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Finding the Fourth Proportional to 9,937.62, 13,714.11 and 5,461.11

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Solution

The fourth proportional to 9,937.62, 13,714.11 and 5,461.11 is: 7,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937.62 : 13,714.11 = 5,461.11 : x
  2. Step 2: Convert to fraction form
    9,937.62/13,714.11 = 5,461.11/x
  3. Step 3: Cross multiply
    9,937.62x = 13,714.11 × 5,461.11
  4. Step 4: Simplify right side
    9,937.62x = 74,894,263.26
  5. Step 5: Solve for x
    x = 74,894,263.26/9,937.62
  6. Step 6: Final answer
    x = 7,536.44

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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.