Home / 3,101.19-4,652.24-1,126.95

Finding the Fourth Proportional to 3,101.19, 4,652.24 and 1,126.95

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Solution

The fourth proportional to 3,101.19, 4,652.24 and 1,126.95 is: 1,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.19 : 4,652.24 = 1,126.95 : x
  2. Step 2: Convert to fraction form
    3,101.19/4,652.24 = 1,126.95/x
  3. Step 3: Cross multiply
    3,101.19x = 4,652.24 × 1,126.95
  4. Step 4: Simplify right side
    3,101.19x = 5,242,836.23
  5. Step 5: Solve for x
    x = 5,242,836.23/3,101.19
  6. Step 6: Final answer
    x = 1,690.59

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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.