Home / 2,462.18-3,689.20-2,208.10

Finding the Fourth Proportional to 2,462.18, 3,689.20 and 2,208.10

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Solution

The fourth proportional to 2,462.18, 3,689.20 and 2,208.10 is: 3,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.18 : 3,689.20 = 2,208.10 : x
  2. Step 2: Convert to fraction form
    2,462.18/3,689.20 = 2,208.10/x
  3. Step 3: Cross multiply
    2,462.18x = 3,689.20 × 2,208.10
  4. Step 4: Simplify right side
    2,462.18x = 8,146,122.52
  5. Step 5: Solve for x
    x = 8,146,122.52/2,462.18
  6. Step 6: Final answer
    x = 3,308.50

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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.