Home / 5,039.60-7,564.10-2,576.18

Finding the Fourth Proportional to 5,039.60, 7,564.10 and 2,576.18

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Solution

The fourth proportional to 5,039.60, 7,564.10 and 2,576.18 is: 3,866.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.60 : 7,564.10 = 2,576.18 : x
  2. Step 2: Convert to fraction form
    5,039.60/7,564.10 = 2,576.18/x
  3. Step 3: Cross multiply
    5,039.60x = 7,564.10 × 2,576.18
  4. Step 4: Simplify right side
    5,039.60x = 19,486,489.17
  5. Step 5: Solve for x
    x = 19,486,489.17/5,039.60
  6. Step 6: Final answer
    x = 3,866.68

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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.