Home / 4,123.17-5,690.66-2,795.99

Finding the Fourth Proportional to 4,123.17, 5,690.66 and 2,795.99

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Solution

The fourth proportional to 4,123.17, 5,690.66 and 2,795.99 is: 3,858.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.17 : 5,690.66 = 2,795.99 : x
  2. Step 2: Convert to fraction form
    4,123.17/5,690.66 = 2,795.99/x
  3. Step 3: Cross multiply
    4,123.17x = 5,690.66 × 2,795.99
  4. Step 4: Simplify right side
    4,123.17x = 15,910,986.02
  5. Step 5: Solve for x
    x = 15,910,986.02/4,123.17
  6. Step 6: Final answer
    x = 3,858.92

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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.