Home / 7,516.95-11,275.44-2,586.65

Finding the Fourth Proportional to 7,516.95, 11,275.44 and 2,586.65

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Solution

The fourth proportional to 7,516.95, 11,275.44 and 2,586.65 is: 3,879.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.95 : 11,275.44 = 2,586.65 : x
  2. Step 2: Convert to fraction form
    7,516.95/11,275.44 = 2,586.65/x
  3. Step 3: Cross multiply
    7,516.95x = 11,275.44 × 2,586.65
  4. Step 4: Simplify right side
    7,516.95x = 29,165,560.50
  5. Step 5: Solve for x
    x = 29,165,560.50/7,516.95
  6. Step 6: Final answer
    x = 3,879.97

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Double scale
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Similar ratio
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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.