Home / 4,100.74-5,659.87-2,608.38

Finding the Fourth Proportional to 4,100.74, 5,659.87 and 2,608.38

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Solution

The fourth proportional to 4,100.74, 5,659.87 and 2,608.38 is: 3,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.74 : 5,659.87 = 2,608.38 : x
  2. Step 2: Convert to fraction form
    4,100.74/5,659.87 = 2,608.38/x
  3. Step 3: Cross multiply
    4,100.74x = 5,659.87 × 2,608.38
  4. Step 4: Simplify right side
    4,100.74x = 14,763,091.71
  5. Step 5: Solve for x
    x = 14,763,091.71/4,100.74
  6. Step 6: Final answer
    x = 3,600.10

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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.