Home / 6,652.20-9,963.18-5,331.36

Finding the Fourth Proportional to 6,652.20, 9,963.18 and 5,331.36

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Solution

The fourth proportional to 6,652.20, 9,963.18 and 5,331.36 is: 7,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.20 : 9,963.18 = 5,331.36 : x
  2. Step 2: Convert to fraction form
    6,652.20/9,963.18 = 5,331.36/x
  3. Step 3: Cross multiply
    6,652.20x = 9,963.18 × 5,331.36
  4. Step 4: Simplify right side
    6,652.20x = 53,117,299.32
  5. Step 5: Solve for x
    x = 53,117,299.32/6,652.20
  6. Step 6: Final answer
    x = 7,984.92

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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.