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Finding the Fourth Proportional to 6,599.71, 9,891.26 and 4,715.79

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Solution

The fourth proportional to 6,599.71, 9,891.26 and 4,715.79 is: 7,067.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,599.71 : 9,891.26 = 4,715.79 : x
  2. Step 2: Convert to fraction form
    6,599.71/9,891.26 = 4,715.79/x
  3. Step 3: Cross multiply
    6,599.71x = 9,891.26 × 4,715.79
  4. Step 4: Simplify right side
    6,599.71x = 46,645,031.96
  5. Step 5: Solve for x
    x = 46,645,031.96/6,599.71
  6. Step 6: Final answer
    x = 7,067.74

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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.