Home / 3,166.29-4,744.58-1,931.85

Finding the Fourth Proportional to 3,166.29, 4,744.58 and 1,931.85

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Solution

The fourth proportional to 3,166.29, 4,744.58 and 1,931.85 is: 2,894.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.29 : 4,744.58 = 1,931.85 : x
  2. Step 2: Convert to fraction form
    3,166.29/4,744.58 = 1,931.85/x
  3. Step 3: Cross multiply
    3,166.29x = 4,744.58 × 1,931.85
  4. Step 4: Simplify right side
    3,166.29x = 9,165,807.21
  5. Step 5: Solve for x
    x = 9,165,807.21/3,166.29
  6. Step 6: Final answer
    x = 2,894.81

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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.