Home / 3,508.65-4,842.28-2,622.92

Finding the Fourth Proportional to 3,508.65, 4,842.28 and 2,622.92

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Solution

The fourth proportional to 3,508.65, 4,842.28 and 2,622.92 is: 3,619.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.65 : 4,842.28 = 2,622.92 : x
  2. Step 2: Convert to fraction form
    3,508.65/4,842.28 = 2,622.92/x
  3. Step 3: Cross multiply
    3,508.65x = 4,842.28 × 2,622.92
  4. Step 4: Simplify right side
    3,508.65x = 12,700,882.29
  5. Step 5: Solve for x
    x = 12,700,882.29/3,508.65
  6. Step 6: Final answer
    x = 3,619.88

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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.