Home / 2,344.13-3,516.39-612.75

Finding the Fourth Proportional to 2,344.13, 3,516.39 and 612.75

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Solution

The fourth proportional to 2,344.13, 3,516.39 and 612.75 is: 919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,344.13 : 3,516.39 = 612.75 : x
  2. Step 2: Convert to fraction form
    2,344.13/3,516.39 = 612.75/x
  3. Step 3: Cross multiply
    2,344.13x = 3,516.39 × 612.75
  4. Step 4: Simplify right side
    2,344.13x = 2,154,667.97
  5. Step 5: Solve for x
    x = 2,154,667.97/2,344.13
  6. Step 6: Final answer
    x = 919.18

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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.