Home / 6,666.26-9,199.20-3,681.94

Finding the Fourth Proportional to 6,666.26, 9,199.20 and 3,681.94

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Solution

The fourth proportional to 6,666.26, 9,199.20 and 3,681.94 is: 5,080.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.26 : 9,199.20 = 3,681.94 : x
  2. Step 2: Convert to fraction form
    6,666.26/9,199.20 = 3,681.94/x
  3. Step 3: Cross multiply
    6,666.26x = 9,199.20 × 3,681.94
  4. Step 4: Simplify right side
    6,666.26x = 33,870,902.45
  5. Step 5: Solve for x
    x = 33,870,902.45/6,666.26
  6. Step 6: Final answer
    x = 5,080.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.