Home / 4,945.80-7,377.12-4,502.88

Finding the Fourth Proportional to 4,945.80, 7,377.12 and 4,502.88

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Solution

The fourth proportional to 4,945.80, 7,377.12 and 4,502.88 is: 6,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.80 : 7,377.12 = 4,502.88 : x
  2. Step 2: Convert to fraction form
    4,945.80/7,377.12 = 4,502.88/x
  3. Step 3: Cross multiply
    4,945.80x = 7,377.12 × 4,502.88
  4. Step 4: Simplify right side
    4,945.80x = 33,218,286.11
  5. Step 5: Solve for x
    x = 33,218,286.11/4,945.80
  6. Step 6: Final answer
    x = 6,716.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.