Home / 2,251.05-3,106.06-1,306.63

Finding the Fourth Proportional to 2,251.05, 3,106.06 and 1,306.63

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Solution

The fourth proportional to 2,251.05, 3,106.06 and 1,306.63 is: 1,802.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.05 : 3,106.06 = 1,306.63 : x
  2. Step 2: Convert to fraction form
    2,251.05/3,106.06 = 1,306.63/x
  3. Step 3: Cross multiply
    2,251.05x = 3,106.06 × 1,306.63
  4. Step 4: Simplify right side
    2,251.05x = 4,058,463.06
  5. Step 5: Solve for x
    x = 4,058,463.06/2,251.05
  6. Step 6: Final answer
    x = 1,802.92

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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.