Home / 4,375.28-6,555.60-3,074.42

Finding the Fourth Proportional to 4,375.28, 6,555.60 and 3,074.42

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Solution

The fourth proportional to 4,375.28, 6,555.60 and 3,074.42 is: 4,606.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.28 : 6,555.60 = 3,074.42 : x
  2. Step 2: Convert to fraction form
    4,375.28/6,555.60 = 3,074.42/x
  3. Step 3: Cross multiply
    4,375.28x = 6,555.60 × 3,074.42
  4. Step 4: Simplify right side
    4,375.28x = 20,154,634.97
  5. Step 5: Solve for x
    x = 20,154,634.97/4,375.28
  6. Step 6: Final answer
    x = 4,606.48

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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.