Home / 10,277.92-14,183.57-5,562.20

Finding the Fourth Proportional to 10,277.92, 14,183.57 and 5,562.20

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Solution

The fourth proportional to 10,277.92, 14,183.57 and 5,562.20 is: 7,675.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.92 : 14,183.57 = 5,562.20 : x
  2. Step 2: Convert to fraction form
    10,277.92/14,183.57 = 5,562.20/x
  3. Step 3: Cross multiply
    10,277.92x = 14,183.57 × 5,562.20
  4. Step 4: Simplify right side
    10,277.92x = 78,891,902.42
  5. Step 5: Solve for x
    x = 78,891,902.42/10,277.92
  6. Step 6: Final answer
    x = 7,675.86

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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.