Home / 4,048.75-5,587.27-2,280.32

Finding the Fourth Proportional to 4,048.75, 5,587.27 and 2,280.32

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Solution

The fourth proportional to 4,048.75, 5,587.27 and 2,280.32 is: 3,146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.75 : 5,587.27 = 2,280.32 : x
  2. Step 2: Convert to fraction form
    4,048.75/5,587.27 = 2,280.32/x
  3. Step 3: Cross multiply
    4,048.75x = 5,587.27 × 2,280.32
  4. Step 4: Simplify right side
    4,048.75x = 12,740,729.89
  5. Step 5: Solve for x
    x = 12,740,729.89/4,048.75
  6. Step 6: Final answer
    x = 3,146.83

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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.