Home / 5,371.24-8,061.30-2,740.68

Finding the Fourth Proportional to 5,371.24, 8,061.30 and 2,740.68

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Solution

The fourth proportional to 5,371.24, 8,061.30 and 2,740.68 is: 4,113.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.24 : 8,061.30 = 2,740.68 : x
  2. Step 2: Convert to fraction form
    5,371.24/8,061.30 = 2,740.68/x
  3. Step 3: Cross multiply
    5,371.24x = 8,061.30 × 2,740.68
  4. Step 4: Simplify right side
    5,371.24x = 22,093,429.98
  5. Step 5: Solve for x
    x = 22,093,429.98/5,371.24
  6. Step 6: Final answer
    x = 4,113.28

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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.