Home / 2,312.16-3,463.20-2,132.32

Finding the Fourth Proportional to 2,312.16, 3,463.20 and 2,132.32

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Solution

The fourth proportional to 2,312.16, 3,463.20 and 2,132.32 is: 3,193.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312.16 : 3,463.20 = 2,132.32 : x
  2. Step 2: Convert to fraction form
    2,312.16/3,463.20 = 2,132.32/x
  3. Step 3: Cross multiply
    2,312.16x = 3,463.20 × 2,132.32
  4. Step 4: Simplify right side
    2,312.16x = 7,384,650.62
  5. Step 5: Solve for x
    x = 7,384,650.62/2,312.16
  6. Step 6: Final answer
    x = 3,193.83

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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.