Home / 3,315.14-4,974.02-1,366.88

Finding the Fourth Proportional to 3,315.14, 4,974.02 and 1,366.88

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Solution

The fourth proportional to 3,315.14, 4,974.02 and 1,366.88 is: 2,050.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.14 : 4,974.02 = 1,366.88 : x
  2. Step 2: Convert to fraction form
    3,315.14/4,974.02 = 1,366.88/x
  3. Step 3: Cross multiply
    3,315.14x = 4,974.02 × 1,366.88
  4. Step 4: Simplify right side
    3,315.14x = 6,798,904.31
  5. Step 5: Solve for x
    x = 6,798,904.31/3,315.14
  6. Step 6: Final answer
    x = 2,050.87

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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.