Home / 9,217.08-13,825.56-5,520.36

Finding the Fourth Proportional to 9,217.08, 13,825.56 and 5,520.36

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Solution

The fourth proportional to 9,217.08, 13,825.56 and 5,520.36 is: 8,280.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.08 : 13,825.56 = 5,520.36 : x
  2. Step 2: Convert to fraction form
    9,217.08/13,825.56 = 5,520.36/x
  3. Step 3: Cross multiply
    9,217.08x = 13,825.56 × 5,520.36
  4. Step 4: Simplify right side
    9,217.08x = 76,322,068.40
  5. Step 5: Solve for x
    x = 76,322,068.40/9,217.08
  6. Step 6: Final answer
    x = 8,280.50

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Similar ratio
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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.