Home / 7,384.90-11,074.59-3,167.62

Finding the Fourth Proportional to 7,384.90, 11,074.59 and 3,167.62

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Solution

The fourth proportional to 7,384.90, 11,074.59 and 3,167.62 is: 4,750.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.90 : 11,074.59 = 3,167.62 : x
  2. Step 2: Convert to fraction form
    7,384.90/11,074.59 = 3,167.62/x
  3. Step 3: Cross multiply
    7,384.90x = 11,074.59 × 3,167.62
  4. Step 4: Simplify right side
    7,384.90x = 35,080,092.78
  5. Step 5: Solve for x
    x = 35,080,092.78/7,384.90
  6. Step 6: Final answer
    x = 4,750.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.