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Finding the Fourth Proportional to 9,073.56, 13,612.56 and 3,527.28

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Solution

The fourth proportional to 9,073.56, 13,612.56 and 3,527.28 is: 5,291.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.56 : 13,612.56 = 3,527.28 : x
  2. Step 2: Convert to fraction form
    9,073.56/13,612.56 = 3,527.28/x
  3. Step 3: Cross multiply
    9,073.56x = 13,612.56 × 3,527.28
  4. Step 4: Simplify right side
    9,073.56x = 48,015,310.64
  5. Step 5: Solve for x
    x = 48,015,310.64/9,073.56
  6. Step 6: Final answer
    x = 5,291.78

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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.