Home / 3,795.44-5,237.51-2,116.71

Finding the Fourth Proportional to 3,795.44, 5,237.51 and 2,116.71

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Solution

The fourth proportional to 3,795.44, 5,237.51 and 2,116.71 is: 2,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.44 : 5,237.51 = 2,116.71 : x
  2. Step 2: Convert to fraction form
    3,795.44/5,237.51 = 2,116.71/x
  3. Step 3: Cross multiply
    3,795.44x = 5,237.51 × 2,116.71
  4. Step 4: Simplify right side
    3,795.44x = 11,086,279.21
  5. Step 5: Solve for x
    x = 11,086,279.21/3,795.44
  6. Step 6: Final answer
    x = 2,920.95

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1.5x scale

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.