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Finding the Fourth Proportional to 6,398.22, 9,597.39 and 2,698.11

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Solution

The fourth proportional to 6,398.22, 9,597.39 and 2,698.11 is: 4,047.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398.22 : 9,597.39 = 2,698.11 : x
  2. Step 2: Convert to fraction form
    6,398.22/9,597.39 = 2,698.11/x
  3. Step 3: Cross multiply
    6,398.22x = 9,597.39 × 2,698.11
  4. Step 4: Simplify right side
    6,398.22x = 25,894,813.93
  5. Step 5: Solve for x
    x = 25,894,813.93/6,398.22
  6. Step 6: Final answer
    x = 4,047.19

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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.