Home / 3,154.72-4,726.02-1,763.84

Finding the Fourth Proportional to 3,154.72, 4,726.02 and 1,763.84

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Solution

The fourth proportional to 3,154.72, 4,726.02 and 1,763.84 is: 2,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.72 : 4,726.02 = 1,763.84 : x
  2. Step 2: Convert to fraction form
    3,154.72/4,726.02 = 1,763.84/x
  3. Step 3: Cross multiply
    3,154.72x = 4,726.02 × 1,763.84
  4. Step 4: Simplify right side
    3,154.72x = 8,335,954.93
  5. Step 5: Solve for x
    x = 8,335,954.93/3,154.72
  6. Step 6: Final answer
    x = 2,642.37

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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.