Home / 2,911.32-4,366.23-1,132.02

Finding the Fourth Proportional to 2,911.32, 4,366.23 and 1,132.02

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Solution

The fourth proportional to 2,911.32, 4,366.23 and 1,132.02 is: 1,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.32 : 4,366.23 = 1,132.02 : x
  2. Step 2: Convert to fraction form
    2,911.32/4,366.23 = 1,132.02/x
  3. Step 3: Cross multiply
    2,911.32x = 4,366.23 × 1,132.02
  4. Step 4: Simplify right side
    2,911.32x = 4,942,659.68
  5. Step 5: Solve for x
    x = 4,942,659.68/2,911.32
  6. Step 6: Final answer
    x = 1,697.74

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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.