Home / 2,560.16-3,841.73-1,079.29

Finding the Fourth Proportional to 2,560.16, 3,841.73 and 1,079.29

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Solution

The fourth proportional to 2,560.16, 3,841.73 and 1,079.29 is: 1,619.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.16 : 3,841.73 = 1,079.29 : x
  2. Step 2: Convert to fraction form
    2,560.16/3,841.73 = 1,079.29/x
  3. Step 3: Cross multiply
    2,560.16x = 3,841.73 × 1,079.29
  4. Step 4: Simplify right side
    2,560.16x = 4,146,353.07
  5. Step 5: Solve for x
    x = 4,146,353.07/2,560.16
  6. Step 6: Final answer
    x = 1,619.57

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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.