Home / 3,699.30-5,097.15-2,860.14

Finding the Fourth Proportional to 3,699.30, 5,097.15 and 2,860.14

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Solution

The fourth proportional to 3,699.30, 5,097.15 and 2,860.14 is: 3,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.30 : 5,097.15 = 2,860.14 : x
  2. Step 2: Convert to fraction form
    3,699.30/5,097.15 = 2,860.14/x
  3. Step 3: Cross multiply
    3,699.30x = 5,097.15 × 2,860.14
  4. Step 4: Simplify right side
    3,699.30x = 14,578,562.60
  5. Step 5: Solve for x
    x = 14,578,562.60/3,699.30
  6. Step 6: Final answer
    x = 3,940.90

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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.