Home / 4,919.25-7,373.53-2,422.16

Finding the Fourth Proportional to 4,919.25, 7,373.53 and 2,422.16

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Solution

The fourth proportional to 4,919.25, 7,373.53 and 2,422.16 is: 3,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.25 : 7,373.53 = 2,422.16 : x
  2. Step 2: Convert to fraction form
    4,919.25/7,373.53 = 2,422.16/x
  3. Step 3: Cross multiply
    4,919.25x = 7,373.53 × 2,422.16
  4. Step 4: Simplify right side
    4,919.25x = 17,859,838.61
  5. Step 5: Solve for x
    x = 17,859,838.61/4,919.25
  6. Step 6: Final answer
    x = 3,630.60

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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.