Home / 2,960.74-4,436.25-1,011.88

Finding the Fourth Proportional to 2,960.74, 4,436.25 and 1,011.88

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Solution

The fourth proportional to 2,960.74, 4,436.25 and 1,011.88 is: 1,516.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.74 : 4,436.25 = 1,011.88 : x
  2. Step 2: Convert to fraction form
    2,960.74/4,436.25 = 1,011.88/x
  3. Step 3: Cross multiply
    2,960.74x = 4,436.25 × 1,011.88
  4. Step 4: Simplify right side
    2,960.74x = 4,488,952.65
  5. Step 5: Solve for x
    x = 4,488,952.65/2,960.74
  6. Step 6: Final answer
    x = 1,516.16

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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.