Home / 6,248.04-9,331.50-5,661.90

Finding the Fourth Proportional to 6,248.04, 9,331.50 and 5,661.90

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Solution

The fourth proportional to 6,248.04, 9,331.50 and 5,661.90 is: 8,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.04 : 9,331.50 = 5,661.90 : x
  2. Step 2: Convert to fraction form
    6,248.04/9,331.50 = 5,661.90/x
  3. Step 3: Cross multiply
    6,248.04x = 9,331.50 × 5,661.90
  4. Step 4: Simplify right side
    6,248.04x = 52,834,019.85
  5. Step 5: Solve for x
    x = 52,834,019.85/6,248.04
  6. Step 6: Final answer
    x = 8,456.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.