Home / 7,326.91-10,114.64-4,182.49

Finding the Fourth Proportional to 7,326.91, 10,114.64 and 4,182.49

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Solution

The fourth proportional to 7,326.91, 10,114.64 and 4,182.49 is: 5,773.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.91 : 10,114.64 = 4,182.49 : x
  2. Step 2: Convert to fraction form
    7,326.91/10,114.64 = 4,182.49/x
  3. Step 3: Cross multiply
    7,326.91x = 10,114.64 × 4,182.49
  4. Step 4: Simplify right side
    7,326.91x = 42,304,380.65
  5. Step 5: Solve for x
    x = 42,304,380.65/7,326.91
  6. Step 6: Final answer
    x = 5,773.84

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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.