Home / 3,315.66-4,974.84-1,755.24

Finding the Fourth Proportional to 3,315.66, 4,974.84 and 1,755.24

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Solution

The fourth proportional to 3,315.66, 4,974.84 and 1,755.24 is: 2,633.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.66 : 4,974.84 = 1,755.24 : x
  2. Step 2: Convert to fraction form
    3,315.66/4,974.84 = 1,755.24/x
  3. Step 3: Cross multiply
    3,315.66x = 4,974.84 × 1,755.24
  4. Step 4: Simplify right side
    3,315.66x = 8,732,038.16
  5. Step 5: Solve for x
    x = 8,732,038.16/3,315.66
  6. Step 6: Final answer
    x = 2,633.57

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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.