Home / 5,608.85-7,740.33-3,091.06

Finding the Fourth Proportional to 5,608.85, 7,740.33 and 3,091.06

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Solution

The fourth proportional to 5,608.85, 7,740.33 and 3,091.06 is: 4,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.85 : 7,740.33 = 3,091.06 : x
  2. Step 2: Convert to fraction form
    5,608.85/7,740.33 = 3,091.06/x
  3. Step 3: Cross multiply
    5,608.85x = 7,740.33 × 3,091.06
  4. Step 4: Simplify right side
    5,608.85x = 23,925,822.53
  5. Step 5: Solve for x
    x = 23,925,822.53/5,608.85
  6. Step 6: Final answer
    x = 4,265.73

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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.