Home / 8,402.25-11,595.11-4,677.13

Finding the Fourth Proportional to 8,402.25, 11,595.11 and 4,677.13

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Solution

The fourth proportional to 8,402.25, 11,595.11 and 4,677.13 is: 6,454.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402.25 : 11,595.11 = 4,677.13 : x
  2. Step 2: Convert to fraction form
    8,402.25/11,595.11 = 4,677.13/x
  3. Step 3: Cross multiply
    8,402.25x = 11,595.11 × 4,677.13
  4. Step 4: Simplify right side
    8,402.25x = 54,231,813.45
  5. Step 5: Solve for x
    x = 54,231,813.45/8,402.25
  6. Step 6: Final answer
    x = 6,454.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.