Home / 2,581.48-3,564.90-2,576.20

Finding the Fourth Proportional to 2,581.48, 3,564.90 and 2,576.20

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Solution

The fourth proportional to 2,581.48, 3,564.90 and 2,576.20 is: 3,557.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.48 : 3,564.90 = 2,576.20 : x
  2. Step 2: Convert to fraction form
    2,581.48/3,564.90 = 2,576.20/x
  3. Step 3: Cross multiply
    2,581.48x = 3,564.90 × 2,576.20
  4. Step 4: Simplify right side
    2,581.48x = 9,183,895.38
  5. Step 5: Solve for x
    x = 9,183,895.38/2,581.48
  6. Step 6: Final answer
    x = 3,557.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.