Home / 5,458.24-7,532.49-3,220.66

Finding the Fourth Proportional to 5,458.24, 7,532.49 and 3,220.66

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Solution

The fourth proportional to 5,458.24, 7,532.49 and 3,220.66 is: 4,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.24 : 7,532.49 = 3,220.66 : x
  2. Step 2: Convert to fraction form
    5,458.24/7,532.49 = 3,220.66/x
  3. Step 3: Cross multiply
    5,458.24x = 7,532.49 × 3,220.66
  4. Step 4: Simplify right side
    5,458.24x = 24,259,589.24
  5. Step 5: Solve for x
    x = 24,259,589.24/5,458.24
  6. Step 6: Final answer
    x = 4,444.58

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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.