Home / 4,246.65-6,357.42-3,155.85

Finding the Fourth Proportional to 4,246.65, 6,357.42 and 3,155.85

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Solution

The fourth proportional to 4,246.65, 6,357.42 and 3,155.85 is: 4,724.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246.65 : 6,357.42 = 3,155.85 : x
  2. Step 2: Convert to fraction form
    4,246.65/6,357.42 = 3,155.85/x
  3. Step 3: Cross multiply
    4,246.65x = 6,357.42 × 3,155.85
  4. Step 4: Simplify right side
    4,246.65x = 20,063,063.91
  5. Step 5: Solve for x
    x = 20,063,063.91/4,246.65
  6. Step 6: Final answer
    x = 4,724.44

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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.