Home / 3,158.97-4,359.68-2,360.90

Finding the Fourth Proportional to 3,158.97, 4,359.68 and 2,360.90

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Solution

The fourth proportional to 3,158.97, 4,359.68 and 2,360.90 is: 3,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.97 : 4,359.68 = 2,360.90 : x
  2. Step 2: Convert to fraction form
    3,158.97/4,359.68 = 2,360.90/x
  3. Step 3: Cross multiply
    3,158.97x = 4,359.68 × 2,360.90
  4. Step 4: Simplify right side
    3,158.97x = 10,292,768.51
  5. Step 5: Solve for x
    x = 10,292,768.51/3,158.97
  6. Step 6: Final answer
    x = 3,258.27

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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.