Home / 7,350.28-11,025.90-2,731.72

Finding the Fourth Proportional to 7,350.28, 11,025.90 and 2,731.72

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Solution

The fourth proportional to 7,350.28, 11,025.90 and 2,731.72 is: 4,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.28 : 11,025.90 = 2,731.72 : x
  2. Step 2: Convert to fraction form
    7,350.28/11,025.90 = 2,731.72/x
  3. Step 3: Cross multiply
    7,350.28x = 11,025.90 × 2,731.72
  4. Step 4: Simplify right side
    7,350.28x = 30,119,671.55
  5. Step 5: Solve for x
    x = 30,119,671.55/7,350.28
  6. Step 6: Final answer
    x = 4,097.76

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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.