Home / 11,256.72-15,534.59-6,221.27

Finding the Fourth Proportional to 11,256.72, 15,534.59 and 6,221.27

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Solution

The fourth proportional to 11,256.72, 15,534.59 and 6,221.27 is: 8,585.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.72 : 15,534.59 = 6,221.27 : x
  2. Step 2: Convert to fraction form
    11,256.72/15,534.59 = 6,221.27/x
  3. Step 3: Cross multiply
    11,256.72x = 15,534.59 × 6,221.27
  4. Step 4: Simplify right side
    11,256.72x = 96,644,878.73
  5. Step 5: Solve for x
    x = 96,644,878.73/11,256.72
  6. Step 6: Final answer
    x = 8,585.53

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Find fourth proportional to 11,257.72, 15,535.97 and 6,222.27
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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.