Home / 7,552.66-10,421.49-4,195.42

Finding the Fourth Proportional to 7,552.66, 10,421.49 and 4,195.42

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Solution

The fourth proportional to 7,552.66, 10,421.49 and 4,195.42 is: 5,789.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.66 : 10,421.49 = 4,195.42 : x
  2. Step 2: Convert to fraction form
    7,552.66/10,421.49 = 4,195.42/x
  3. Step 3: Cross multiply
    7,552.66x = 10,421.49 × 4,195.42
  4. Step 4: Simplify right side
    7,552.66x = 43,722,527.58
  5. Step 5: Solve for x
    x = 43,722,527.58/7,552.66
  6. Step 6: Final answer
    x = 5,789.02

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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.