Home / 8,331.80-12,486.92-4,373.06

Finding the Fourth Proportional to 8,331.80, 12,486.92 and 4,373.06

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Solution

The fourth proportional to 8,331.80, 12,486.92 and 4,373.06 is: 6,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.80 : 12,486.92 = 4,373.06 : x
  2. Step 2: Convert to fraction form
    8,331.80/12,486.92 = 4,373.06/x
  3. Step 3: Cross multiply
    8,331.80x = 12,486.92 × 4,373.06
  4. Step 4: Simplify right side
    8,331.80x = 54,605,966.08
  5. Step 5: Solve for x
    x = 54,605,966.08/8,331.80
  6. Step 6: Final answer
    x = 6,553.93

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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.