Home / 4,048.74-5,587.38-2,280.42

Finding the Fourth Proportional to 4,048.74, 5,587.38 and 2,280.42

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Solution

The fourth proportional to 4,048.74, 5,587.38 and 2,280.42 is: 3,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.74 : 5,587.38 = 2,280.42 : x
  2. Step 2: Convert to fraction form
    4,048.74/5,587.38 = 2,280.42/x
  3. Step 3: Cross multiply
    4,048.74x = 5,587.38 × 2,280.42
  4. Step 4: Simplify right side
    4,048.74x = 12,741,573.10
  5. Step 5: Solve for x
    x = 12,741,573.10/4,048.74
  6. Step 6: Final answer
    x = 3,147.05

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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.