Home / 3,314.12-4,972.04-1,926.11

Finding the Fourth Proportional to 3,314.12, 4,972.04 and 1,926.11

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Solution

The fourth proportional to 3,314.12, 4,972.04 and 1,926.11 is: 2,889.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.12 : 4,972.04 = 1,926.11 : x
  2. Step 2: Convert to fraction form
    3,314.12/4,972.04 = 1,926.11/x
  3. Step 3: Cross multiply
    3,314.12x = 4,972.04 × 1,926.11
  4. Step 4: Simplify right side
    3,314.12x = 9,576,661.47
  5. Step 5: Solve for x
    x = 9,576,661.47/3,314.12
  6. Step 6: Final answer
    x = 2,889.66

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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.