Home / 7,452.30-10,294.13-5,221.56

Finding the Fourth Proportional to 7,452.30, 10,294.13 and 5,221.56

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Solution

The fourth proportional to 7,452.30, 10,294.13 and 5,221.56 is: 7,212.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.30 : 10,294.13 = 5,221.56 : x
  2. Step 2: Convert to fraction form
    7,452.30/10,294.13 = 5,221.56/x
  3. Step 3: Cross multiply
    7,452.30x = 10,294.13 × 5,221.56
  4. Step 4: Simplify right side
    7,452.30x = 53,751,417.44
  5. Step 5: Solve for x
    x = 53,751,417.44/7,452.30
  6. Step 6: Final answer
    x = 7,212.73

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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.