Home / 2,911.19-4,017.14-1,732.03

Finding the Fourth Proportional to 2,911.19, 4,017.14 and 1,732.03

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Solution

The fourth proportional to 2,911.19, 4,017.14 and 1,732.03 is: 2,390.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.19 : 4,017.14 = 1,732.03 : x
  2. Step 2: Convert to fraction form
    2,911.19/4,017.14 = 1,732.03/x
  3. Step 3: Cross multiply
    2,911.19x = 4,017.14 × 1,732.03
  4. Step 4: Simplify right side
    2,911.19x = 6,957,806.99
  5. Step 5: Solve for x
    x = 6,957,806.99/2,911.19
  6. Step 6: Final answer
    x = 2,390.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.