Home / 3,047.27-4,572.73-1,315.89

Finding the Fourth Proportional to 3,047.27, 4,572.73 and 1,315.89

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Solution

The fourth proportional to 3,047.27, 4,572.73 and 1,315.89 is: 1,974.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.27 : 4,572.73 = 1,315.89 : x
  2. Step 2: Convert to fraction form
    3,047.27/4,572.73 = 1,315.89/x
  3. Step 3: Cross multiply
    3,047.27x = 4,572.73 × 1,315.89
  4. Step 4: Simplify right side
    3,047.27x = 6,017,209.68
  5. Step 5: Solve for x
    x = 6,017,209.68/3,047.27
  6. Step 6: Final answer
    x = 1,974.62

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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.