Home / 4,257.24-6,385.38-1,179

Finding the Fourth Proportional to 4,257.24, 6,385.38 and 1,179

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Solution

The fourth proportional to 4,257.24, 6,385.38 and 1,179 is: 1,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.24 : 6,385.38 = 1,179 : x
  2. Step 2: Convert to fraction form
    4,257.24/6,385.38 = 1,179/x
  3. Step 3: Cross multiply
    4,257.24x = 6,385.38 × 1,179
  4. Step 4: Simplify right side
    4,257.24x = 7,528,363.02
  5. Step 5: Solve for x
    x = 7,528,363.02/4,257.24
  6. Step 6: Final answer
    x = 1,768.37

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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.