Home / 4,617.90-6,922.07-2,150.70

Finding the Fourth Proportional to 4,617.90, 6,922.07 and 2,150.70

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Solution

The fourth proportional to 4,617.90, 6,922.07 and 2,150.70 is: 3,223.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.90 : 6,922.07 = 2,150.70 : x
  2. Step 2: Convert to fraction form
    4,617.90/6,922.07 = 2,150.70/x
  3. Step 3: Cross multiply
    4,617.90x = 6,922.07 × 2,150.70
  4. Step 4: Simplify right side
    4,617.90x = 14,887,295.95
  5. Step 5: Solve for x
    x = 14,887,295.95/4,617.90
  6. Step 6: Final answer
    x = 3,223.82

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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.