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Finding the Fourth Proportional to 2,751.62, 4,124.93 and 2,669.00

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Solution

The fourth proportional to 2,751.62, 4,124.93 and 2,669.00 is: 4,001.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.62 : 4,124.93 = 2,669.00 : x
  2. Step 2: Convert to fraction form
    2,751.62/4,124.93 = 2,669.00/x
  3. Step 3: Cross multiply
    2,751.62x = 4,124.93 × 2,669.00
  4. Step 4: Simplify right side
    2,751.62x = 11,009,404.20
  5. Step 5: Solve for x
    x = 11,009,404.20/2,751.62
  6. Step 6: Final answer
    x = 4,001.07

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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.