Home / 7,284.40-10,926.66-2,090.44

Finding the Fourth Proportional to 7,284.40, 10,926.66 and 2,090.44

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Solution

The fourth proportional to 7,284.40, 10,926.66 and 2,090.44 is: 3,135.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.40 : 10,926.66 = 2,090.44 : x
  2. Step 2: Convert to fraction form
    7,284.40/10,926.66 = 2,090.44/x
  3. Step 3: Cross multiply
    7,284.40x = 10,926.66 × 2,090.44
  4. Step 4: Simplify right side
    7,284.40x = 22,841,527.13
  5. Step 5: Solve for x
    x = 22,841,527.13/7,284.40
  6. Step 6: Final answer
    x = 3,135.68

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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.