Home / 7,498.21-11,247.30-2,233.20

Finding the Fourth Proportional to 7,498.21, 11,247.30 and 2,233.20

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Solution

The fourth proportional to 7,498.21, 11,247.30 and 2,233.20 is: 3,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.21 : 11,247.30 = 2,233.20 : x
  2. Step 2: Convert to fraction form
    7,498.21/11,247.30 = 2,233.20/x
  3. Step 3: Cross multiply
    7,498.21x = 11,247.30 × 2,233.20
  4. Step 4: Simplify right side
    7,498.21x = 25,117,470.36
  5. Step 5: Solve for x
    x = 25,117,470.36/7,498.21
  6. Step 6: Final answer
    x = 3,349.80

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.