Home / 4,577.75-6,866.67-1,115

Finding the Fourth Proportional to 4,577.75, 6,866.67 and 1,115

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Solution

The fourth proportional to 4,577.75, 6,866.67 and 1,115 is: 1,672.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.75 : 6,866.67 = 1,115 : x
  2. Step 2: Convert to fraction form
    4,577.75/6,866.67 = 1,115/x
  3. Step 3: Cross multiply
    4,577.75x = 6,866.67 × 1,115
  4. Step 4: Simplify right side
    4,577.75x = 7,656,337.05
  5. Step 5: Solve for x
    x = 7,656,337.05/4,577.75
  6. Step 6: Final answer
    x = 1,672.51

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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.