Home / 4,091.03-5,642.42-2,746.20

Finding the Fourth Proportional to 4,091.03, 5,642.42 and 2,746.20

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Solution

The fourth proportional to 4,091.03, 5,642.42 and 2,746.20 is: 3,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.03 : 5,642.42 = 2,746.20 : x
  2. Step 2: Convert to fraction form
    4,091.03/5,642.42 = 2,746.20/x
  3. Step 3: Cross multiply
    4,091.03x = 5,642.42 × 2,746.20
  4. Step 4: Simplify right side
    4,091.03x = 15,495,213.80
  5. Step 5: Solve for x
    x = 15,495,213.80/4,091.03
  6. Step 6: Final answer
    x = 3,787.61

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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.