Home / 3,169.24-4,753.70-1,878.92

Finding the Fourth Proportional to 3,169.24, 4,753.70 and 1,878.92

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Solution

The fourth proportional to 3,169.24, 4,753.70 and 1,878.92 is: 2,818.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.24 : 4,753.70 = 1,878.92 : x
  2. Step 2: Convert to fraction form
    3,169.24/4,753.70 = 1,878.92/x
  3. Step 3: Cross multiply
    3,169.24x = 4,753.70 × 1,878.92
  4. Step 4: Simplify right side
    3,169.24x = 8,931,822.00
  5. Step 5: Solve for x
    x = 8,931,822.00/3,169.24
  6. Step 6: Final answer
    x = 2,818.29

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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.