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Finding the Fourth Proportional to 2,888.01, 4,330.94 and 1,244.43

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Solution

The fourth proportional to 2,888.01, 4,330.94 and 1,244.43 is: 1,866.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.01 : 4,330.94 = 1,244.43 : x
  2. Step 2: Convert to fraction form
    2,888.01/4,330.94 = 1,244.43/x
  3. Step 3: Cross multiply
    2,888.01x = 4,330.94 × 1,244.43
  4. Step 4: Simplify right side
    2,888.01x = 5,389,545.44
  5. Step 5: Solve for x
    x = 5,389,545.44/2,888.01
  6. Step 6: Final answer
    x = 1,866.18

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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.