Home / 3,162.60-4,745.18-2,468.20

Finding the Fourth Proportional to 3,162.60, 4,745.18 and 2,468.20

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Solution

The fourth proportional to 3,162.60, 4,745.18 and 2,468.20 is: 3,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.60 : 4,745.18 = 2,468.20 : x
  2. Step 2: Convert to fraction form
    3,162.60/4,745.18 = 2,468.20/x
  3. Step 3: Cross multiply
    3,162.60x = 4,745.18 × 2,468.20
  4. Step 4: Simplify right side
    3,162.60x = 11,712,053.28
  5. Step 5: Solve for x
    x = 11,712,053.28/3,162.60
  6. Step 6: Final answer
    x = 3,703.30

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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.