Home / 5,466.70-7,543.76-3,108.69

Finding the Fourth Proportional to 5,466.70, 7,543.76 and 3,108.69

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Solution

The fourth proportional to 5,466.70, 7,543.76 and 3,108.69 is: 4,289.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,466.70 : 7,543.76 = 3,108.69 : x
  2. Step 2: Convert to fraction form
    5,466.70/7,543.76 = 3,108.69/x
  3. Step 3: Cross multiply
    5,466.70x = 7,543.76 × 3,108.69
  4. Step 4: Simplify right side
    5,466.70x = 23,451,211.27
  5. Step 5: Solve for x
    x = 23,451,211.27/5,466.70
  6. Step 6: Final answer
    x = 4,289.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.