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Finding the Fourth Proportional to 2,888.88, 4,326.68 and 1,732.08

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Solution

The fourth proportional to 2,888.88, 4,326.68 and 1,732.08 is: 2,594.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.88 : 4,326.68 = 1,732.08 : x
  2. Step 2: Convert to fraction form
    2,888.88/4,326.68 = 1,732.08/x
  3. Step 3: Cross multiply
    2,888.88x = 4,326.68 × 1,732.08
  4. Step 4: Simplify right side
    2,888.88x = 7,494,155.89
  5. Step 5: Solve for x
    x = 7,494,155.89/2,888.88
  6. Step 6: Final answer
    x = 2,594.14

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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.