Home / 4,920.26-7,373.78-2,695.74

Finding the Fourth Proportional to 4,920.26, 7,373.78 and 2,695.74

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Solution

The fourth proportional to 4,920.26, 7,373.78 and 2,695.74 is: 4,039.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.26 : 7,373.78 = 2,695.74 : x
  2. Step 2: Convert to fraction form
    4,920.26/7,373.78 = 2,695.74/x
  3. Step 3: Cross multiply
    4,920.26x = 7,373.78 × 2,695.74
  4. Step 4: Simplify right side
    4,920.26x = 19,877,794.04
  5. Step 5: Solve for x
    x = 19,877,794.04/4,920.26
  6. Step 6: Final answer
    x = 4,039.99

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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.