Home / 5,248.80-7,242.42-4,252.37

Finding the Fourth Proportional to 5,248.80, 7,242.42 and 4,252.37

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Solution

The fourth proportional to 5,248.80, 7,242.42 and 4,252.37 is: 5,867.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.80 : 7,242.42 = 4,252.37 : x
  2. Step 2: Convert to fraction form
    5,248.80/7,242.42 = 4,252.37/x
  3. Step 3: Cross multiply
    5,248.80x = 7,242.42 × 4,252.37
  4. Step 4: Simplify right side
    5,248.80x = 30,797,449.54
  5. Step 5: Solve for x
    x = 30,797,449.54/5,248.80
  6. Step 6: Final answer
    x = 5,867.52

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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.