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Finding the Fourth Proportional to 9,073.80, 13,672.44 and 7,466.40

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Solution

The fourth proportional to 9,073.80, 13,672.44 and 7,466.40 is: 11,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.80 : 13,672.44 = 7,466.40 : x
  2. Step 2: Convert to fraction form
    9,073.80/13,672.44 = 7,466.40/x
  3. Step 3: Cross multiply
    9,073.80x = 13,672.44 × 7,466.40
  4. Step 4: Simplify right side
    9,073.80x = 102,083,906.02
  5. Step 5: Solve for x
    x = 102,083,906.02/9,073.80
  6. Step 6: Final answer
    x = 11,250.40

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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.