Home / 11,257.38-15,535.53-6,222.42

Finding the Fourth Proportional to 11,257.38, 15,535.53 and 6,222.42

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Solution

The fourth proportional to 11,257.38, 15,535.53 and 6,222.42 is: 8,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.38 : 15,535.53 = 6,222.42 : x
  2. Step 2: Convert to fraction form
    11,257.38/15,535.53 = 6,222.42/x
  3. Step 3: Cross multiply
    11,257.38x = 15,535.53 × 6,222.42
  4. Step 4: Simplify right side
    11,257.38x = 96,668,592.58
  5. Step 5: Solve for x
    x = 96,668,592.58/11,257.38
  6. Step 6: Final answer
    x = 8,587.13

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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.