Home / 5,253.85-7,248.22-3,660.07

Finding the Fourth Proportional to 5,253.85, 7,248.22 and 3,660.07

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Solution

The fourth proportional to 5,253.85, 7,248.22 and 3,660.07 is: 5,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.85 : 7,248.22 = 3,660.07 : x
  2. Step 2: Convert to fraction form
    5,253.85/7,248.22 = 3,660.07/x
  3. Step 3: Cross multiply
    5,253.85x = 7,248.22 × 3,660.07
  4. Step 4: Simplify right side
    5,253.85x = 26,528,992.58
  5. Step 5: Solve for x
    x = 26,528,992.58/5,253.85
  6. Step 6: Final answer
    x = 5,049.44

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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.