Home / 3,283.65-4,540.19-2,868.66

Finding the Fourth Proportional to 3,283.65, 4,540.19 and 2,868.66

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Solution

The fourth proportional to 3,283.65, 4,540.19 and 2,868.66 is: 3,966.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.65 : 4,540.19 = 2,868.66 : x
  2. Step 2: Convert to fraction form
    3,283.65/4,540.19 = 2,868.66/x
  3. Step 3: Cross multiply
    3,283.65x = 4,540.19 × 2,868.66
  4. Step 4: Simplify right side
    3,283.65x = 13,024,247.10
  5. Step 5: Solve for x
    x = 13,024,247.10/3,283.65
  6. Step 6: Final answer
    x = 3,966.39

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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.