Home / 3,864.12-5,792.94-1,557.24

Finding the Fourth Proportional to 3,864.12, 5,792.94 and 1,557.24

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Solution

The fourth proportional to 3,864.12, 5,792.94 and 1,557.24 is: 2,334.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.12 : 5,792.94 = 1,557.24 : x
  2. Step 2: Convert to fraction form
    3,864.12/5,792.94 = 1,557.24/x
  3. Step 3: Cross multiply
    3,864.12x = 5,792.94 × 1,557.24
  4. Step 4: Simplify right side
    3,864.12x = 9,020,997.89
  5. Step 5: Solve for x
    x = 9,020,997.89/3,864.12
  6. Step 6: Final answer
    x = 2,334.55

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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.