Home / 7,572.48-10,447.92-4,882.56

Finding the Fourth Proportional to 7,572.48, 10,447.92 and 4,882.56

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Solution

The fourth proportional to 7,572.48, 10,447.92 and 4,882.56 is: 6,736.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.48 : 10,447.92 = 4,882.56 : x
  2. Step 2: Convert to fraction form
    7,572.48/10,447.92 = 4,882.56/x
  3. Step 3: Cross multiply
    7,572.48x = 10,447.92 × 4,882.56
  4. Step 4: Simplify right side
    7,572.48x = 51,012,596.28
  5. Step 5: Solve for x
    x = 51,012,596.28/7,572.48
  6. Step 6: Final answer
    x = 6,736.58

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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.