Home / 9,311.80-13,955.28-3,462.52

Finding the Fourth Proportional to 9,311.80, 13,955.28 and 3,462.52

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Solution

The fourth proportional to 9,311.80, 13,955.28 and 3,462.52 is: 5,189.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.80 : 13,955.28 = 3,462.52 : x
  2. Step 2: Convert to fraction form
    9,311.80/13,955.28 = 3,462.52/x
  3. Step 3: Cross multiply
    9,311.80x = 13,955.28 × 3,462.52
  4. Step 4: Simplify right side
    9,311.80x = 48,320,436.11
  5. Step 5: Solve for x
    x = 48,320,436.11/9,311.80
  6. Step 6: Final answer
    x = 5,189.16

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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.