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Finding the Fourth Proportional to 2,773.11, 4,160.16 and 924.04

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Solution

The fourth proportional to 2,773.11, 4,160.16 and 924.04 is: 1,386.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.11 : 4,160.16 = 924.04 : x
  2. Step 2: Convert to fraction form
    2,773.11/4,160.16 = 924.04/x
  3. Step 3: Cross multiply
    2,773.11x = 4,160.16 × 924.04
  4. Step 4: Simplify right side
    2,773.11x = 3,844,154.25
  5. Step 5: Solve for x
    x = 3,844,154.25/2,773.11
  6. Step 6: Final answer
    x = 1,386.22

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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.