Home / 4,380.24-6,544.70-4,227.12

Finding the Fourth Proportional to 4,380.24, 6,544.70 and 4,227.12

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Solution

The fourth proportional to 4,380.24, 6,544.70 and 4,227.12 is: 6,315.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.24 : 6,544.70 = 4,227.12 : x
  2. Step 2: Convert to fraction form
    4,380.24/6,544.70 = 4,227.12/x
  3. Step 3: Cross multiply
    4,380.24x = 6,544.70 × 4,227.12
  4. Step 4: Simplify right side
    4,380.24x = 27,665,232.26
  5. Step 5: Solve for x
    x = 27,665,232.26/4,380.24
  6. Step 6: Final answer
    x = 6,315.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.