Home / 3,623.28-5,002.20-2,384.88

Finding the Fourth Proportional to 3,623.28, 5,002.20 and 2,384.88

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Solution

The fourth proportional to 3,623.28, 5,002.20 and 2,384.88 is: 3,292.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.28 : 5,002.20 = 2,384.88 : x
  2. Step 2: Convert to fraction form
    3,623.28/5,002.20 = 2,384.88/x
  3. Step 3: Cross multiply
    3,623.28x = 5,002.20 × 2,384.88
  4. Step 4: Simplify right side
    3,623.28x = 11,929,646.74
  5. Step 5: Solve for x
    x = 11,929,646.74/3,623.28
  6. Step 6: Final answer
    x = 3,292.50

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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.