Home / 4,272.11-6,411.05-1,498.81

Finding the Fourth Proportional to 4,272.11, 6,411.05 and 1,498.81

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Solution

The fourth proportional to 4,272.11, 6,411.05 and 1,498.81 is: 2,249.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.11 : 6,411.05 = 1,498.81 : x
  2. Step 2: Convert to fraction form
    4,272.11/6,411.05 = 1,498.81/x
  3. Step 3: Cross multiply
    4,272.11x = 6,411.05 × 1,498.81
  4. Step 4: Simplify right side
    4,272.11x = 9,608,945.85
  5. Step 5: Solve for x
    x = 9,608,945.85/4,272.11
  6. Step 6: Final answer
    x = 2,249.23

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.