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Finding the Fourth Proportional to 10,373.74, 15,538.73 and 7,044.03

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Solution

The fourth proportional to 10,373.74, 15,538.73 and 7,044.03 is: 10,551.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.74 : 15,538.73 = 7,044.03 : x
  2. Step 2: Convert to fraction form
    10,373.74/15,538.73 = 7,044.03/x
  3. Step 3: Cross multiply
    10,373.74x = 15,538.73 × 7,044.03
  4. Step 4: Simplify right side
    10,373.74x = 109,455,245.06
  5. Step 5: Solve for x
    x = 109,455,245.06/10,373.74
  6. Step 6: Final answer
    x = 10,551.19

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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.