Home / 4,001.52-5,521.92-2,322.80

Finding the Fourth Proportional to 4,001.52, 5,521.92 and 2,322.80

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Solution

The fourth proportional to 4,001.52, 5,521.92 and 2,322.80 is: 3,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.52 : 5,521.92 = 2,322.80 : x
  2. Step 2: Convert to fraction form
    4,001.52/5,521.92 = 2,322.80/x
  3. Step 3: Cross multiply
    4,001.52x = 5,521.92 × 2,322.80
  4. Step 4: Simplify right side
    4,001.52x = 12,826,288.17
  5. Step 5: Solve for x
    x = 12,826,288.17/4,001.52
  6. Step 6: Final answer
    x = 3,205.35

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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.