Home / 2,479.03-3,421.04-1,359.97

Finding the Fourth Proportional to 2,479.03, 3,421.04 and 1,359.97

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Solution

The fourth proportional to 2,479.03, 3,421.04 and 1,359.97 is: 1,876.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.03 : 3,421.04 = 1,359.97 : x
  2. Step 2: Convert to fraction form
    2,479.03/3,421.04 = 1,359.97/x
  3. Step 3: Cross multiply
    2,479.03x = 3,421.04 × 1,359.97
  4. Step 4: Simplify right side
    2,479.03x = 4,652,496.42
  5. Step 5: Solve for x
    x = 4,652,496.42/2,479.03
  6. Step 6: Final answer
    x = 1,876.74

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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.