Home / 6,666.43-9,198.40-4,014.01

Finding the Fourth Proportional to 6,666.43, 9,198.40 and 4,014.01

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Solution

The fourth proportional to 6,666.43, 9,198.40 and 4,014.01 is: 5,538.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.43 : 9,198.40 = 4,014.01 : x
  2. Step 2: Convert to fraction form
    6,666.43/9,198.40 = 4,014.01/x
  3. Step 3: Cross multiply
    6,666.43x = 9,198.40 × 4,014.01
  4. Step 4: Simplify right side
    6,666.43x = 36,922,436.55
  5. Step 5: Solve for x
    x = 36,922,436.55/6,666.43
  6. Step 6: Final answer
    x = 5,538.56

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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.