Home / 2,746.80-3,785.40-2,273.04

Finding the Fourth Proportional to 2,746.80, 3,785.40 and 2,273.04

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Solution

The fourth proportional to 2,746.80, 3,785.40 and 2,273.04 is: 3,132.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.80 : 3,785.40 = 2,273.04 : x
  2. Step 2: Convert to fraction form
    2,746.80/3,785.40 = 2,273.04/x
  3. Step 3: Cross multiply
    2,746.80x = 3,785.40 × 2,273.04
  4. Step 4: Simplify right side
    2,746.80x = 8,604,365.62
  5. Step 5: Solve for x
    x = 8,604,365.62/2,746.80
  6. Step 6: Final answer
    x = 3,132.51

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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.