Home / 8,901.12-13,351.53-3,634.97

Finding the Fourth Proportional to 8,901.12, 13,351.53 and 3,634.97

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Solution

The fourth proportional to 8,901.12, 13,351.53 and 3,634.97 is: 5,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.12 : 13,351.53 = 3,634.97 : x
  2. Step 2: Convert to fraction form
    8,901.12/13,351.53 = 3,634.97/x
  3. Step 3: Cross multiply
    8,901.12x = 13,351.53 × 3,634.97
  4. Step 4: Simplify right side
    8,901.12x = 48,532,458.01
  5. Step 5: Solve for x
    x = 48,532,458.01/8,901.12
  6. Step 6: Final answer
    x = 5,452.40

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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.