Home / 3,146.36-4,715.06-2,318.12

Finding the Fourth Proportional to 3,146.36, 4,715.06 and 2,318.12

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Solution

The fourth proportional to 3,146.36, 4,715.06 and 2,318.12 is: 3,473.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.36 : 4,715.06 = 2,318.12 : x
  2. Step 2: Convert to fraction form
    3,146.36/4,715.06 = 2,318.12/x
  3. Step 3: Cross multiply
    3,146.36x = 4,715.06 × 2,318.12
  4. Step 4: Simplify right side
    3,146.36x = 10,930,039.72
  5. Step 5: Solve for x
    x = 10,930,039.72/3,146.36
  6. Step 6: Final answer
    x = 3,473.87

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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.