Home / 5,760.06-8,640.09-2,299.74

Finding the Fourth Proportional to 5,760.06, 8,640.09 and 2,299.74

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Solution

The fourth proportional to 5,760.06, 8,640.09 and 2,299.74 is: 3,449.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.06 : 8,640.09 = 2,299.74 : x
  2. Step 2: Convert to fraction form
    5,760.06/8,640.09 = 2,299.74/x
  3. Step 3: Cross multiply
    5,760.06x = 8,640.09 × 2,299.74
  4. Step 4: Simplify right side
    5,760.06x = 19,869,960.58
  5. Step 5: Solve for x
    x = 19,869,960.58/5,760.06
  6. Step 6: Final answer
    x = 3,449.61

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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.