Home / 6,634.04-9,996.66-5,489.80

Finding the Fourth Proportional to 6,634.04, 9,996.66 and 5,489.80

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Solution

The fourth proportional to 6,634.04, 9,996.66 and 5,489.80 is: 8,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.04 : 9,996.66 = 5,489.80 : x
  2. Step 2: Convert to fraction form
    6,634.04/9,996.66 = 5,489.80/x
  3. Step 3: Cross multiply
    6,634.04x = 9,996.66 × 5,489.80
  4. Step 4: Simplify right side
    6,634.04x = 54,879,639.08
  5. Step 5: Solve for x
    x = 54,879,639.08/6,634.04
  6. Step 6: Final answer
    x = 8,272.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.