Home / 4,052.79-6,079.68-1,587.28

Finding the Fourth Proportional to 4,052.79, 6,079.68 and 1,587.28

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Solution

The fourth proportional to 4,052.79, 6,079.68 and 1,587.28 is: 2,381.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,052.79 : 6,079.68 = 1,587.28 : x
  2. Step 2: Convert to fraction form
    4,052.79/6,079.68 = 1,587.28/x
  3. Step 3: Cross multiply
    4,052.79x = 6,079.68 × 1,587.28
  4. Step 4: Simplify right side
    4,052.79x = 9,650,146.53
  5. Step 5: Solve for x
    x = 9,650,146.53/4,052.79
  6. Step 6: Final answer
    x = 2,381.11

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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.