Home / 7,248.45-10,874.70-3,550.80

Finding the Fourth Proportional to 7,248.45, 10,874.70 and 3,550.80

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Solution

The fourth proportional to 7,248.45, 10,874.70 and 3,550.80 is: 5,327.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.45 : 10,874.70 = 3,550.80 : x
  2. Step 2: Convert to fraction form
    7,248.45/10,874.70 = 3,550.80/x
  3. Step 3: Cross multiply
    7,248.45x = 10,874.70 × 3,550.80
  4. Step 4: Simplify right side
    7,248.45x = 38,613,884.76
  5. Step 5: Solve for x
    x = 38,613,884.76/7,248.45
  6. Step 6: Final answer
    x = 5,327.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.