Home / 9,393.24-12,951.66-7,498.75

Finding the Fourth Proportional to 9,393.24, 12,951.66 and 7,498.75

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Solution

The fourth proportional to 9,393.24, 12,951.66 and 7,498.75 is: 10,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.24 : 12,951.66 = 7,498.75 : x
  2. Step 2: Convert to fraction form
    9,393.24/12,951.66 = 7,498.75/x
  3. Step 3: Cross multiply
    9,393.24x = 12,951.66 × 7,498.75
  4. Step 4: Simplify right side
    9,393.24x = 97,121,228.05
  5. Step 5: Solve for x
    x = 97,121,228.05/9,393.24
  6. Step 6: Final answer
    x = 10,339.49

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Half scale
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Double scale
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Similar ratio
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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.