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Finding the Fourth Proportional to 1,503, 2,074.14 and 882.04

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Solution

The fourth proportional to 1,503, 2,074.14 and 882.04 is: 1,217.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503 : 2,074.14 = 882.04 : x
  2. Step 2: Convert to fraction form
    1,503/2,074.14 = 882.04/x
  3. Step 3: Cross multiply
    1,503x = 2,074.14 × 882.04
  4. Step 4: Simplify right side
    1,503x = 1,829,474.45
  5. Step 5: Solve for x
    x = 1,829,474.45/1,503
  6. Step 6: Final answer
    x = 1,217.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.