Home / 9,519.34-14,279.96-3,278.53

Finding the Fourth Proportional to 9,519.34, 14,279.96 and 3,278.53

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Solution

The fourth proportional to 9,519.34, 14,279.96 and 3,278.53 is: 4,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.34 : 14,279.96 = 3,278.53 : x
  2. Step 2: Convert to fraction form
    9,519.34/14,279.96 = 3,278.53/x
  3. Step 3: Cross multiply
    9,519.34x = 14,279.96 × 3,278.53
  4. Step 4: Simplify right side
    9,519.34x = 46,817,277.26
  5. Step 5: Solve for x
    x = 46,817,277.26/9,519.34
  6. Step 6: Final answer
    x = 4,918.12

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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.