Home / 2,260.32-3,133.68-2,180.13

Finding the Fourth Proportional to 2,260.32, 3,133.68 and 2,180.13

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Solution

The fourth proportional to 2,260.32, 3,133.68 and 2,180.13 is: 3,022.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.32 : 3,133.68 = 2,180.13 : x
  2. Step 2: Convert to fraction form
    2,260.32/3,133.68 = 2,180.13/x
  3. Step 3: Cross multiply
    2,260.32x = 3,133.68 × 2,180.13
  4. Step 4: Simplify right side
    2,260.32x = 6,831,829.78
  5. Step 5: Solve for x
    x = 6,831,829.78/2,260.32
  6. Step 6: Final answer
    x = 3,022.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.