Home / 7,036.92-9,711.12-3,850.52

Finding the Fourth Proportional to 7,036.92, 9,711.12 and 3,850.52

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Solution

The fourth proportional to 7,036.92, 9,711.12 and 3,850.52 is: 5,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.92 : 9,711.12 = 3,850.52 : x
  2. Step 2: Convert to fraction form
    7,036.92/9,711.12 = 3,850.52/x
  3. Step 3: Cross multiply
    7,036.92x = 9,711.12 × 3,850.52
  4. Step 4: Simplify right side
    7,036.92x = 37,392,861.78
  5. Step 5: Solve for x
    x = 37,392,861.78/7,036.92
  6. Step 6: Final answer
    x = 5,313.81

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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.