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Finding the Fourth Proportional to 9,250.97, 13,880.09 and 4,053.20

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Solution

The fourth proportional to 9,250.97, 13,880.09 and 4,053.20 is: 6,081.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.97 : 13,880.09 = 4,053.20 : x
  2. Step 2: Convert to fraction form
    9,250.97/13,880.09 = 4,053.20/x
  3. Step 3: Cross multiply
    9,250.97x = 13,880.09 × 4,053.20
  4. Step 4: Simplify right side
    9,250.97x = 56,258,691.12
  5. Step 5: Solve for x
    x = 56,258,691.12/9,250.97
  6. Step 6: Final answer
    x = 6,081.39

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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.