Home / 5,792.40-8,689.68-3,020.58

Finding the Fourth Proportional to 5,792.40, 8,689.68 and 3,020.58

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Solution

The fourth proportional to 5,792.40, 8,689.68 and 3,020.58 is: 4,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.40 : 8,689.68 = 3,020.58 : x
  2. Step 2: Convert to fraction form
    5,792.40/8,689.68 = 3,020.58/x
  3. Step 3: Cross multiply
    5,792.40x = 8,689.68 × 3,020.58
  4. Step 4: Simplify right side
    5,792.40x = 26,247,873.61
  5. Step 5: Solve for x
    x = 26,247,873.61/5,792.40
  6. Step 6: Final answer
    x = 4,531.43

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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.