Home / 8,801.12-13,175.76-5,327.84

Finding the Fourth Proportional to 8,801.12, 13,175.76 and 5,327.84

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Solution

The fourth proportional to 8,801.12, 13,175.76 and 5,327.84 is: 7,976.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.12 : 13,175.76 = 5,327.84 : x
  2. Step 2: Convert to fraction form
    8,801.12/13,175.76 = 5,327.84/x
  3. Step 3: Cross multiply
    8,801.12x = 13,175.76 × 5,327.84
  4. Step 4: Simplify right side
    8,801.12x = 70,198,341.16
  5. Step 5: Solve for x
    x = 70,198,341.16/8,801.12
  6. Step 6: Final answer
    x = 7,976.07

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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.