Home / 3,576.93-5,360.45-2,581.81

Finding the Fourth Proportional to 3,576.93, 5,360.45 and 2,581.81

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Solution

The fourth proportional to 3,576.93, 5,360.45 and 2,581.81 is: 3,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.93 : 5,360.45 = 2,581.81 : x
  2. Step 2: Convert to fraction form
    3,576.93/5,360.45 = 2,581.81/x
  3. Step 3: Cross multiply
    3,576.93x = 5,360.45 × 2,581.81
  4. Step 4: Simplify right side
    3,576.93x = 13,839,663.41
  5. Step 5: Solve for x
    x = 13,839,663.41/3,576.93
  6. Step 6: Final answer
    x = 3,869.15

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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.