Home / 2,988.52-4,480.26-2,337.28

Finding the Fourth Proportional to 2,988.52, 4,480.26 and 2,337.28

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Solution

The fourth proportional to 2,988.52, 4,480.26 and 2,337.28 is: 3,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988.52 : 4,480.26 = 2,337.28 : x
  2. Step 2: Convert to fraction form
    2,988.52/4,480.26 = 2,337.28/x
  3. Step 3: Cross multiply
    2,988.52x = 4,480.26 × 2,337.28
  4. Step 4: Simplify right side
    2,988.52x = 10,471,622.09
  5. Step 5: Solve for x
    x = 10,471,622.09/2,988.52
  6. Step 6: Final answer
    x = 3,503.95

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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.