Home / 3,462.85-4,780.68-2,285.97

Finding the Fourth Proportional to 3,462.85, 4,780.68 and 2,285.97

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Solution

The fourth proportional to 3,462.85, 4,780.68 and 2,285.97 is: 3,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.85 : 4,780.68 = 2,285.97 : x
  2. Step 2: Convert to fraction form
    3,462.85/4,780.68 = 2,285.97/x
  3. Step 3: Cross multiply
    3,462.85x = 4,780.68 × 2,285.97
  4. Step 4: Simplify right side
    3,462.85x = 10,928,491.06
  5. Step 5: Solve for x
    x = 10,928,491.06/3,462.85
  6. Step 6: Final answer
    x = 3,155.92

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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.