Home / 2,479.32-3,713.04-2,071.08

Finding the Fourth Proportional to 2,479.32, 3,713.04 and 2,071.08

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Solution

The fourth proportional to 2,479.32, 3,713.04 and 2,071.08 is: 3,101.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.32 : 3,713.04 = 2,071.08 : x
  2. Step 2: Convert to fraction form
    2,479.32/3,713.04 = 2,071.08/x
  3. Step 3: Cross multiply
    2,479.32x = 3,713.04 × 2,071.08
  4. Step 4: Simplify right side
    2,479.32x = 7,690,002.88
  5. Step 5: Solve for x
    x = 7,690,002.88/2,479.32
  6. Step 6: Final answer
    x = 3,101.66

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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.