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Finding the Fourth Proportional to 2,799.88, 4,200.06 and 1,567.24

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Solution

The fourth proportional to 2,799.88, 4,200.06 and 1,567.24 is: 2,350.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.88 : 4,200.06 = 1,567.24 : x
  2. Step 2: Convert to fraction form
    2,799.88/4,200.06 = 1,567.24/x
  3. Step 3: Cross multiply
    2,799.88x = 4,200.06 × 1,567.24
  4. Step 4: Simplify right side
    2,799.88x = 6,582,502.03
  5. Step 5: Solve for x
    x = 6,582,502.03/2,799.88
  6. Step 6: Final answer
    x = 2,350.99

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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.