Home / 2,221.39-3,332.49-1,498.06

Finding the Fourth Proportional to 2,221.39, 3,332.49 and 1,498.06

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Solution

The fourth proportional to 2,221.39, 3,332.49 and 1,498.06 is: 2,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221.39 : 3,332.49 = 1,498.06 : x
  2. Step 2: Convert to fraction form
    2,221.39/3,332.49 = 1,498.06/x
  3. Step 3: Cross multiply
    2,221.39x = 3,332.49 × 1,498.06
  4. Step 4: Simplify right side
    2,221.39x = 4,992,269.97
  5. Step 5: Solve for x
    x = 4,992,269.97/2,221.39
  6. Step 6: Final answer
    x = 2,247.36

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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.