Home / 11,242.52-15,515.19-6,207.45

Finding the Fourth Proportional to 11,242.52, 15,515.19 and 6,207.45

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Solution

The fourth proportional to 11,242.52, 15,515.19 and 6,207.45 is: 8,566.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.52 : 15,515.19 = 6,207.45 : x
  2. Step 2: Convert to fraction form
    11,242.52/15,515.19 = 6,207.45/x
  3. Step 3: Cross multiply
    11,242.52x = 15,515.19 × 6,207.45
  4. Step 4: Simplify right side
    11,242.52x = 96,309,766.17
  5. Step 5: Solve for x
    x = 96,309,766.17/11,242.52
  6. Step 6: Final answer
    x = 8,566.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.