Home / 9,751.20-13,456.65-5,274.96

Finding the Fourth Proportional to 9,751.20, 13,456.65 and 5,274.96

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Solution

The fourth proportional to 9,751.20, 13,456.65 and 5,274.96 is: 7,279.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,751.20 : 13,456.65 = 5,274.96 : x
  2. Step 2: Convert to fraction form
    9,751.20/13,456.65 = 5,274.96/x
  3. Step 3: Cross multiply
    9,751.20x = 13,456.65 × 5,274.96
  4. Step 4: Simplify right side
    9,751.20x = 70,983,290.48
  5. Step 5: Solve for x
    x = 70,983,290.48/9,751.20
  6. Step 6: Final answer
    x = 7,279.44

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