Home / 5,677.75-8,516.91-2,167.10

Finding the Fourth Proportional to 5,677.75, 8,516.91 and 2,167.10

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Solution

The fourth proportional to 5,677.75, 8,516.91 and 2,167.10 is: 3,250.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.75 : 8,516.91 = 2,167.10 : x
  2. Step 2: Convert to fraction form
    5,677.75/8,516.91 = 2,167.10/x
  3. Step 3: Cross multiply
    5,677.75x = 8,516.91 × 2,167.10
  4. Step 4: Simplify right side
    5,677.75x = 18,456,980.95
  5. Step 5: Solve for x
    x = 18,456,980.95/5,677.75
  6. Step 6: Final answer
    x = 3,250.76

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Half scale
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Double scale
Find fourth proportional to 5,678.75, 8,518.41 and 2,168.10
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.