Home / 5,184.28-7,149.48-3,412.82

Finding the Fourth Proportional to 5,184.28, 7,149.48 and 3,412.82

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Solution

The fourth proportional to 5,184.28, 7,149.48 and 3,412.82 is: 4,706.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.28 : 7,149.48 = 3,412.82 : x
  2. Step 2: Convert to fraction form
    5,184.28/7,149.48 = 3,412.82/x
  3. Step 3: Cross multiply
    5,184.28x = 7,149.48 × 3,412.82
  4. Step 4: Simplify right side
    5,184.28x = 24,399,888.33
  5. Step 5: Solve for x
    x = 24,399,888.33/5,184.28
  6. Step 6: Final answer
    x = 4,706.51

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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.