Home / 3,146.53-4,738.09-2,330.59

Finding the Fourth Proportional to 3,146.53, 4,738.09 and 2,330.59

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Solution

The fourth proportional to 3,146.53, 4,738.09 and 2,330.59 is: 3,509.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.53 : 4,738.09 = 2,330.59 : x
  2. Step 2: Convert to fraction form
    3,146.53/4,738.09 = 2,330.59/x
  3. Step 3: Cross multiply
    3,146.53x = 4,738.09 × 2,330.59
  4. Step 4: Simplify right side
    3,146.53x = 11,042,545.17
  5. Step 5: Solve for x
    x = 11,042,545.17/3,146.53
  6. Step 6: Final answer
    x = 3,509.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.