Home / 5,608.89-7,740.69-3,251.01

Finding the Fourth Proportional to 5,608.89, 7,740.69 and 3,251.01

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Solution

The fourth proportional to 5,608.89, 7,740.69 and 3,251.01 is: 4,486.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.89 : 7,740.69 = 3,251.01 : x
  2. Step 2: Convert to fraction form
    5,608.89/7,740.69 = 3,251.01/x
  3. Step 3: Cross multiply
    5,608.89x = 7,740.69 × 3,251.01
  4. Step 4: Simplify right side
    5,608.89x = 25,165,060.60
  5. Step 5: Solve for x
    x = 25,165,060.60/5,608.89
  6. Step 6: Final answer
    x = 4,486.64

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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.