Home / 8,766.83-13,152.38-2,923.90

Finding the Fourth Proportional to 8,766.83, 13,152.38 and 2,923.90

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Solution

The fourth proportional to 8,766.83, 13,152.38 and 2,923.90 is: 4,386.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.83 : 13,152.38 = 2,923.90 : x
  2. Step 2: Convert to fraction form
    8,766.83/13,152.38 = 2,923.90/x
  3. Step 3: Cross multiply
    8,766.83x = 13,152.38 × 2,923.90
  4. Step 4: Simplify right side
    8,766.83x = 38,456,196.38
  5. Step 5: Solve for x
    x = 38,456,196.38/8,766.83
  6. Step 6: Final answer
    x = 4,386.56

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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.