Home / 10,452.08-15,677.88-2,660.90

Finding the Fourth Proportional to 10,452.08, 15,677.88 and 2,660.90

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Solution

The fourth proportional to 10,452.08, 15,677.88 and 2,660.90 is: 3,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,452.08 : 15,677.88 = 2,660.90 : x
  2. Step 2: Convert to fraction form
    10,452.08/15,677.88 = 2,660.90/x
  3. Step 3: Cross multiply
    10,452.08x = 15,677.88 × 2,660.90
  4. Step 4: Simplify right side
    10,452.08x = 41,717,270.89
  5. Step 5: Solve for x
    x = 41,717,270.89/10,452.08
  6. Step 6: Final answer
    x = 3,991.29

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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.