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Finding the Fourth Proportional to 6,392.97, 9,589.98 and 2,011.68

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Solution

The fourth proportional to 6,392.97, 9,589.98 and 2,011.68 is: 3,017.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392.97 : 9,589.98 = 2,011.68 : x
  2. Step 2: Convert to fraction form
    6,392.97/9,589.98 = 2,011.68/x
  3. Step 3: Cross multiply
    6,392.97x = 9,589.98 × 2,011.68
  4. Step 4: Simplify right side
    6,392.97x = 19,291,970.97
  5. Step 5: Solve for x
    x = 19,291,970.97/6,392.97
  6. Step 6: Final answer
    x = 3,017.69

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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.