Home / 4,079.67-6,116.51-1,304.75

Finding the Fourth Proportional to 4,079.67, 6,116.51 and 1,304.75

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Solution

The fourth proportional to 4,079.67, 6,116.51 and 1,304.75 is: 1,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.67 : 6,116.51 = 1,304.75 : x
  2. Step 2: Convert to fraction form
    4,079.67/6,116.51 = 1,304.75/x
  3. Step 3: Cross multiply
    4,079.67x = 6,116.51 × 1,304.75
  4. Step 4: Simplify right side
    4,079.67x = 7,980,489.10
  5. Step 5: Solve for x
    x = 7,980,489.10/4,079.67
  6. Step 6: Final answer
    x = 1,956.16

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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.