Home / 5,677.95-8,516.83-2,555.75

Finding the Fourth Proportional to 5,677.95, 8,516.83 and 2,555.75

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Solution

The fourth proportional to 5,677.95, 8,516.83 and 2,555.75 is: 3,833.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.95 : 8,516.83 = 2,555.75 : x
  2. Step 2: Convert to fraction form
    5,677.95/8,516.83 = 2,555.75/x
  3. Step 3: Cross multiply
    5,677.95x = 8,516.83 × 2,555.75
  4. Step 4: Simplify right side
    5,677.95x = 21,766,832.91
  5. Step 5: Solve for x
    x = 21,766,832.91/5,677.95
  6. Step 6: Final answer
    x = 3,833.57

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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.