Home / 9,103.41-12,562.49-5,124.48

Finding the Fourth Proportional to 9,103.41, 12,562.49 and 5,124.48

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Solution

The fourth proportional to 9,103.41, 12,562.49 and 5,124.48 is: 7,071.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.41 : 12,562.49 = 5,124.48 : x
  2. Step 2: Convert to fraction form
    9,103.41/12,562.49 = 5,124.48/x
  3. Step 3: Cross multiply
    9,103.41x = 12,562.49 × 5,124.48
  4. Step 4: Simplify right side
    9,103.41x = 64,376,203.13
  5. Step 5: Solve for x
    x = 64,376,203.13/9,103.41
  6. Step 6: Final answer
    x = 7,071.66

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Half scale
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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.