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Finding the Fourth Proportional to 9,044.34, 13,628.12 and 7,436.88

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Solution

The fourth proportional to 9,044.34, 13,628.12 and 7,436.88 is: 11,205.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044.34 : 13,628.12 = 7,436.88 : x
  2. Step 2: Convert to fraction form
    9,044.34/13,628.12 = 7,436.88/x
  3. Step 3: Cross multiply
    9,044.34x = 13,628.12 × 7,436.88
  4. Step 4: Simplify right side
    9,044.34x = 101,350,693.07
  5. Step 5: Solve for x
    x = 101,350,693.07/9,044.34
  6. Step 6: Final answer
    x = 11,205.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.