Home / 2,576.10-3,861.19-1,323.17

Finding the Fourth Proportional to 2,576.10, 3,861.19 and 1,323.17

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Solution

The fourth proportional to 2,576.10, 3,861.19 and 1,323.17 is: 1,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.10 : 3,861.19 = 1,323.17 : x
  2. Step 2: Convert to fraction form
    2,576.10/3,861.19 = 1,323.17/x
  3. Step 3: Cross multiply
    2,576.10x = 3,861.19 × 1,323.17
  4. Step 4: Simplify right side
    2,576.10x = 5,109,000.16
  5. Step 5: Solve for x
    x = 5,109,000.16/2,576.10
  6. Step 6: Final answer
    x = 1,983.23

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1.5x scale

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.