Home / 4,101.34-5,660.78-2,608.09

Finding the Fourth Proportional to 4,101.34, 5,660.78 and 2,608.09

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Solution

The fourth proportional to 4,101.34, 5,660.78 and 2,608.09 is: 3,599.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.34 : 5,660.78 = 2,608.09 : x
  2. Step 2: Convert to fraction form
    4,101.34/5,660.78 = 2,608.09/x
  3. Step 3: Cross multiply
    4,101.34x = 5,660.78 × 2,608.09
  4. Step 4: Simplify right side
    4,101.34x = 14,763,810.67
  5. Step 5: Solve for x
    x = 14,763,810.67/4,101.34
  6. Step 6: Final answer
    x = 3,599.75

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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.