Home / 2,763.77-4,141.34-2,351.21

Finding the Fourth Proportional to 2,763.77, 4,141.34 and 2,351.21

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Solution

The fourth proportional to 2,763.77, 4,141.34 and 2,351.21 is: 3,523.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.77 : 4,141.34 = 2,351.21 : x
  2. Step 2: Convert to fraction form
    2,763.77/4,141.34 = 2,351.21/x
  3. Step 3: Cross multiply
    2,763.77x = 4,141.34 × 2,351.21
  4. Step 4: Simplify right side
    2,763.77x = 9,737,148.27
  5. Step 5: Solve for x
    x = 9,737,148.27/2,763.77
  6. Step 6: Final answer
    x = 3,523.14

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1.5x scale

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.