Home / 6,741.25-10,112.40-3,045.55

Finding the Fourth Proportional to 6,741.25, 10,112.40 and 3,045.55

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Solution

The fourth proportional to 6,741.25, 10,112.40 and 3,045.55 is: 4,568.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.25 : 10,112.40 = 3,045.55 : x
  2. Step 2: Convert to fraction form
    6,741.25/10,112.40 = 3,045.55/x
  3. Step 3: Cross multiply
    6,741.25x = 10,112.40 × 3,045.55
  4. Step 4: Simplify right side
    6,741.25x = 30,797,819.82
  5. Step 5: Solve for x
    x = 30,797,819.82/6,741.25
  6. Step 6: Final answer
    x = 4,568.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.