Home / 7,345.68-11,007.52-2,960.76

Finding the Fourth Proportional to 7,345.68, 11,007.52 and 2,960.76

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Solution

The fourth proportional to 7,345.68, 11,007.52 and 2,960.76 is: 4,436.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.68 : 11,007.52 = 2,960.76 : x
  2. Step 2: Convert to fraction form
    7,345.68/11,007.52 = 2,960.76/x
  3. Step 3: Cross multiply
    7,345.68x = 11,007.52 × 2,960.76
  4. Step 4: Simplify right side
    7,345.68x = 32,590,624.92
  5. Step 5: Solve for x
    x = 32,590,624.92/7,345.68
  6. Step 6: Final answer
    x = 4,436.71

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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.