Home / 8,807.38-13,204.59-6,208.90

Finding the Fourth Proportional to 8,807.38, 13,204.59 and 6,208.90

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Solution

The fourth proportional to 8,807.38, 13,204.59 and 6,208.90 is: 9,308.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.38 : 13,204.59 = 6,208.90 : x
  2. Step 2: Convert to fraction form
    8,807.38/13,204.59 = 6,208.90/x
  3. Step 3: Cross multiply
    8,807.38x = 13,204.59 × 6,208.90
  4. Step 4: Simplify right side
    8,807.38x = 81,985,978.85
  5. Step 5: Solve for x
    x = 81,985,978.85/8,807.38
  6. Step 6: Final answer
    x = 9,308.78

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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.