Home / 3,443.28-4,753.90-2,266.32

Finding the Fourth Proportional to 3,443.28, 4,753.90 and 2,266.32

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Solution

The fourth proportional to 3,443.28, 4,753.90 and 2,266.32 is: 3,128.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.28 : 4,753.90 = 2,266.32 : x
  2. Step 2: Convert to fraction form
    3,443.28/4,753.90 = 2,266.32/x
  3. Step 3: Cross multiply
    3,443.28x = 4,753.90 × 2,266.32
  4. Step 4: Simplify right side
    3,443.28x = 10,773,858.65
  5. Step 5: Solve for x
    x = 10,773,858.65/3,443.28
  6. Step 6: Final answer
    x = 3,128.95

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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.