Home / 5,314.68-7,332.30-3,218.04

Finding the Fourth Proportional to 5,314.68, 7,332.30 and 3,218.04

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Solution

The fourth proportional to 5,314.68, 7,332.30 and 3,218.04 is: 4,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.68 : 7,332.30 = 3,218.04 : x
  2. Step 2: Convert to fraction form
    5,314.68/7,332.30 = 3,218.04/x
  3. Step 3: Cross multiply
    5,314.68x = 7,332.30 × 3,218.04
  4. Step 4: Simplify right side
    5,314.68x = 23,595,634.69
  5. Step 5: Solve for x
    x = 23,595,634.69/5,314.68
  6. Step 6: Final answer
    x = 4,439.71

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1.5x scale

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.