Home / 3,395.68-4,677.18-2,399.18

Finding the Fourth Proportional to 3,395.68, 4,677.18 and 2,399.18

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Solution

The fourth proportional to 3,395.68, 4,677.18 and 2,399.18 is: 3,304.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.68 : 4,677.18 = 2,399.18 : x
  2. Step 2: Convert to fraction form
    3,395.68/4,677.18 = 2,399.18/x
  3. Step 3: Cross multiply
    3,395.68x = 4,677.18 × 2,399.18
  4. Step 4: Simplify right side
    3,395.68x = 11,221,396.71
  5. Step 5: Solve for x
    x = 11,221,396.71/3,395.68
  6. Step 6: Final answer
    x = 3,304.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.