Home / 4,634.50-6,390.73-3,502.78

Finding the Fourth Proportional to 4,634.50, 6,390.73 and 3,502.78

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Solution

The fourth proportional to 4,634.50, 6,390.73 and 3,502.78 is: 4,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,634.50 : 6,390.73 = 3,502.78 : x
  2. Step 2: Convert to fraction form
    4,634.50/6,390.73 = 3,502.78/x
  3. Step 3: Cross multiply
    4,634.50x = 6,390.73 × 3,502.78
  4. Step 4: Simplify right side
    4,634.50x = 22,385,321.23
  5. Step 5: Solve for x
    x = 22,385,321.23/4,634.50
  6. Step 6: Final answer
    x = 4,830.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.