Home / 6,658.64-9,189.16-3,674.41

Finding the Fourth Proportional to 6,658.64, 9,189.16 and 3,674.41

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Solution

The fourth proportional to 6,658.64, 9,189.16 and 3,674.41 is: 5,070.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658.64 : 9,189.16 = 3,674.41 : x
  2. Step 2: Convert to fraction form
    6,658.64/9,189.16 = 3,674.41/x
  3. Step 3: Cross multiply
    6,658.64x = 9,189.16 × 3,674.41
  4. Step 4: Simplify right side
    6,658.64x = 33,764,750.58
  5. Step 5: Solve for x
    x = 33,764,750.58/6,658.64
  6. Step 6: Final answer
    x = 5,070.82

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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.