Home / 10,372.80-15,575.40-5,998.80

Finding the Fourth Proportional to 10,372.80, 15,575.40 and 5,998.80

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Solution

The fourth proportional to 10,372.80, 15,575.40 and 5,998.80 is: 9,007.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.80 : 15,575.40 = 5,998.80 : x
  2. Step 2: Convert to fraction form
    10,372.80/15,575.40 = 5,998.80/x
  3. Step 3: Cross multiply
    10,372.80x = 15,575.40 × 5,998.80
  4. Step 4: Simplify right side
    10,372.80x = 93,433,709.52
  5. Step 5: Solve for x
    x = 93,433,709.52/10,372.80
  6. Step 6: Final answer
    x = 9,007.57

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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.