Home / 2,648.18-3,651.06-2,057.66

Finding the Fourth Proportional to 2,648.18, 3,651.06 and 2,057.66

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Solution

The fourth proportional to 2,648.18, 3,651.06 and 2,057.66 is: 2,836.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648.18 : 3,651.06 = 2,057.66 : x
  2. Step 2: Convert to fraction form
    2,648.18/3,651.06 = 2,057.66/x
  3. Step 3: Cross multiply
    2,648.18x = 3,651.06 × 2,057.66
  4. Step 4: Simplify right side
    2,648.18x = 7,512,640.12
  5. Step 5: Solve for x
    x = 7,512,640.12/2,648.18
  6. Step 6: Final answer
    x = 2,836.91

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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.