Home / 4,048.90-5,587.82-2,280.85

Finding the Fourth Proportional to 4,048.90, 5,587.82 and 2,280.85

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Solution

The fourth proportional to 4,048.90, 5,587.82 and 2,280.85 is: 3,147.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.90 : 5,587.82 = 2,280.85 : x
  2. Step 2: Convert to fraction form
    4,048.90/5,587.82 = 2,280.85/x
  3. Step 3: Cross multiply
    4,048.90x = 5,587.82 × 2,280.85
  4. Step 4: Simplify right side
    4,048.90x = 12,744,964.19
  5. Step 5: Solve for x
    x = 12,744,964.19/4,048.90
  6. Step 6: Final answer
    x = 3,147.76

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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.