Home / 10,079.59-15,099.42-6,909.23

Finding the Fourth Proportional to 10,079.59, 15,099.42 and 6,909.23

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Solution

The fourth proportional to 10,079.59, 15,099.42 and 6,909.23 is: 10,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079.59 : 15,099.42 = 6,909.23 : x
  2. Step 2: Convert to fraction form
    10,079.59/15,099.42 = 6,909.23/x
  3. Step 3: Cross multiply
    10,079.59x = 15,099.42 × 6,909.23
  4. Step 4: Simplify right side
    10,079.59x = 104,325,290.15
  5. Step 5: Solve for x
    x = 104,325,290.15/10,079.59
  6. Step 6: Final answer
    x = 10,350.15

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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.