Home / 5,775.46-8,663.19-2,315.14

Finding the Fourth Proportional to 5,775.46, 8,663.19 and 2,315.14

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Solution

The fourth proportional to 5,775.46, 8,663.19 and 2,315.14 is: 3,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.46 : 8,663.19 = 2,315.14 : x
  2. Step 2: Convert to fraction form
    5,775.46/8,663.19 = 2,315.14/x
  3. Step 3: Cross multiply
    5,775.46x = 8,663.19 × 2,315.14
  4. Step 4: Simplify right side
    5,775.46x = 20,056,497.70
  5. Step 5: Solve for x
    x = 20,056,497.70/5,775.46
  6. Step 6: Final answer
    x = 3,472.71

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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.