Home / 3,200.28-4,800.78-1,741.56

Finding the Fourth Proportional to 3,200.28, 4,800.78 and 1,741.56

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Solution

The fourth proportional to 3,200.28, 4,800.78 and 1,741.56 is: 2,612.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.28 : 4,800.78 = 1,741.56 : x
  2. Step 2: Convert to fraction form
    3,200.28/4,800.78 = 1,741.56/x
  3. Step 3: Cross multiply
    3,200.28x = 4,800.78 × 1,741.56
  4. Step 4: Simplify right side
    3,200.28x = 8,360,846.42
  5. Step 5: Solve for x
    x = 8,360,846.42/3,200.28
  6. Step 6: Final answer
    x = 2,612.54

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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.