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Finding the Fourth Proportional to 6,594.60, 9,891.92 and 2,212.08

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Solution

The fourth proportional to 6,594.60, 9,891.92 and 2,212.08 is: 3,318.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,594.60 : 9,891.92 = 2,212.08 : x
  2. Step 2: Convert to fraction form
    6,594.60/9,891.92 = 2,212.08/x
  3. Step 3: Cross multiply
    6,594.60x = 9,891.92 × 2,212.08
  4. Step 4: Simplify right side
    6,594.60x = 21,881,718.39
  5. Step 5: Solve for x
    x = 21,881,718.39/6,594.60
  6. Step 6: Final answer
    x = 3,318.13

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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.