Home / 1,306.04-1,967.91-1,079.96

Finding the Fourth Proportional to 1,306.04, 1,967.91 and 1,079.96

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Solution

The fourth proportional to 1,306.04, 1,967.91 and 1,079.96 is: 1,627.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306.04 : 1,967.91 = 1,079.96 : x
  2. Step 2: Convert to fraction form
    1,306.04/1,967.91 = 1,079.96/x
  3. Step 3: Cross multiply
    1,306.04x = 1,967.91 × 1,079.96
  4. Step 4: Simplify right side
    1,306.04x = 2,125,264.08
  5. Step 5: Solve for x
    x = 2,125,264.08/1,306.04
  6. Step 6: Final answer
    x = 1,627.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.