Home / 8,765.88-13,148.76-2,192.04

Finding the Fourth Proportional to 8,765.88, 13,148.76 and 2,192.04

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Solution

The fourth proportional to 8,765.88, 13,148.76 and 2,192.04 is: 3,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765.88 : 13,148.76 = 2,192.04 : x
  2. Step 2: Convert to fraction form
    8,765.88/13,148.76 = 2,192.04/x
  3. Step 3: Cross multiply
    8,765.88x = 13,148.76 × 2,192.04
  4. Step 4: Simplify right side
    8,765.88x = 28,822,607.87
  5. Step 5: Solve for x
    x = 28,822,607.87/8,765.88
  6. Step 6: Final answer
    x = 3,288.04

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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.