Home / 7,405.49-11,108.24-2,965.17

Finding the Fourth Proportional to 7,405.49, 11,108.24 and 2,965.17

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Solution

The fourth proportional to 7,405.49, 11,108.24 and 2,965.17 is: 4,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405.49 : 11,108.24 = 2,965.17 : x
  2. Step 2: Convert to fraction form
    7,405.49/11,108.24 = 2,965.17/x
  3. Step 3: Cross multiply
    7,405.49x = 11,108.24 × 2,965.17
  4. Step 4: Simplify right side
    7,405.49x = 32,937,857.95
  5. Step 5: Solve for x
    x = 32,937,857.95/7,405.49
  6. Step 6: Final answer
    x = 4,447.76

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Similar ratio
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1.5x scale

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.