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Finding the Fourth Proportional to 2,792.93, 3,854.27 and 1,534.01

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Solution

The fourth proportional to 2,792.93, 3,854.27 and 1,534.01 is: 2,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.93 : 3,854.27 = 1,534.01 : x
  2. Step 2: Convert to fraction form
    2,792.93/3,854.27 = 1,534.01/x
  3. Step 3: Cross multiply
    2,792.93x = 3,854.27 × 1,534.01
  4. Step 4: Simplify right side
    2,792.93x = 5,912,497.28
  5. Step 5: Solve for x
    x = 5,912,497.28/2,792.93
  6. Step 6: Final answer
    x = 2,116.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.