Home / 3,612.14-5,417.82-2,449.61

Finding the Fourth Proportional to 3,612.14, 5,417.82 and 2,449.61

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Solution

The fourth proportional to 3,612.14, 5,417.82 and 2,449.61 is: 3,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.14 : 5,417.82 = 2,449.61 : x
  2. Step 2: Convert to fraction form
    3,612.14/5,417.82 = 2,449.61/x
  3. Step 3: Cross multiply
    3,612.14x = 5,417.82 × 2,449.61
  4. Step 4: Simplify right side
    3,612.14x = 13,271,518.96
  5. Step 5: Solve for x
    x = 13,271,518.96/3,612.14
  6. Step 6: Final answer
    x = 3,674.15

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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.