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Finding the Fourth Proportional to 2,567.13, 3,844.13 and 2,047.88

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Solution

The fourth proportional to 2,567.13, 3,844.13 and 2,047.88 is: 3,066.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567.13 : 3,844.13 = 2,047.88 : x
  2. Step 2: Convert to fraction form
    2,567.13/3,844.13 = 2,047.88/x
  3. Step 3: Cross multiply
    2,567.13x = 3,844.13 × 2,047.88
  4. Step 4: Simplify right side
    2,567.13x = 7,872,316.32
  5. Step 5: Solve for x
    x = 7,872,316.32/2,567.13
  6. Step 6: Final answer
    x = 3,066.59

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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.