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Finding the Fourth Proportional to 4,634.07, 6,943.02 and 3,859.07

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Solution

The fourth proportional to 4,634.07, 6,943.02 and 3,859.07 is: 5,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,634.07 : 6,943.02 = 3,859.07 : x
  2. Step 2: Convert to fraction form
    4,634.07/6,943.02 = 3,859.07/x
  3. Step 3: Cross multiply
    4,634.07x = 6,943.02 × 3,859.07
  4. Step 4: Simplify right side
    4,634.07x = 26,793,565.48
  5. Step 5: Solve for x
    x = 26,793,565.48/4,634.07
  6. Step 6: Final answer
    x = 5,781.86

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1.5x scale

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.