Home / 5,016.24-6,920.08-3,248.40

Finding the Fourth Proportional to 5,016.24, 6,920.08 and 3,248.40

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Solution

The fourth proportional to 5,016.24, 6,920.08 and 3,248.40 is: 4,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.24 : 6,920.08 = 3,248.40 : x
  2. Step 2: Convert to fraction form
    5,016.24/6,920.08 = 3,248.40/x
  3. Step 3: Cross multiply
    5,016.24x = 6,920.08 × 3,248.40
  4. Step 4: Simplify right side
    5,016.24x = 22,479,187.87
  5. Step 5: Solve for x
    x = 22,479,187.87/5,016.24
  6. Step 6: Final answer
    x = 4,481.28

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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.