Home / 3,176.10-4,763.49-1,228.02

Finding the Fourth Proportional to 3,176.10, 4,763.49 and 1,228.02

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Solution

The fourth proportional to 3,176.10, 4,763.49 and 1,228.02 is: 1,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.10 : 4,763.49 = 1,228.02 : x
  2. Step 2: Convert to fraction form
    3,176.10/4,763.49 = 1,228.02/x
  3. Step 3: Cross multiply
    3,176.10x = 4,763.49 × 1,228.02
  4. Step 4: Simplify right side
    3,176.10x = 5,849,660.99
  5. Step 5: Solve for x
    x = 5,849,660.99/3,176.10
  6. Step 6: Final answer
    x = 1,841.77

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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.