Home / 4,111.43-6,169.10-1,647.95

Finding the Fourth Proportional to 4,111.43, 6,169.10 and 1,647.95

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Solution

The fourth proportional to 4,111.43, 6,169.10 and 1,647.95 is: 2,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.43 : 6,169.10 = 1,647.95 : x
  2. Step 2: Convert to fraction form
    4,111.43/6,169.10 = 1,647.95/x
  3. Step 3: Cross multiply
    4,111.43x = 6,169.10 × 1,647.95
  4. Step 4: Simplify right side
    4,111.43x = 10,166,329.26
  5. Step 5: Solve for x
    x = 10,166,329.26/4,111.43
  6. Step 6: Final answer
    x = 2,472.70

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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.