Home / 8,988.48-13,475.16-3,793.68

Finding the Fourth Proportional to 8,988.48, 13,475.16 and 3,793.68

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Solution

The fourth proportional to 8,988.48, 13,475.16 and 3,793.68 is: 5,687.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.48 : 13,475.16 = 3,793.68 : x
  2. Step 2: Convert to fraction form
    8,988.48/13,475.16 = 3,793.68/x
  3. Step 3: Cross multiply
    8,988.48x = 13,475.16 × 3,793.68
  4. Step 4: Simplify right side
    8,988.48x = 51,120,444.99
  5. Step 5: Solve for x
    x = 51,120,444.99/8,988.48
  6. Step 6: Final answer
    x = 5,687.33

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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.