Home / 7,315.22-10,094.94-3,958.02

Finding the Fourth Proportional to 7,315.22, 10,094.94 and 3,958.02

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Solution

The fourth proportional to 7,315.22, 10,094.94 and 3,958.02 is: 5,462.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.22 : 10,094.94 = 3,958.02 : x
  2. Step 2: Convert to fraction form
    7,315.22/10,094.94 = 3,958.02/x
  3. Step 3: Cross multiply
    7,315.22x = 10,094.94 × 3,958.02
  4. Step 4: Simplify right side
    7,315.22x = 39,955,974.42
  5. Step 5: Solve for x
    x = 39,955,974.42/7,315.22
  6. Step 6: Final answer
    x = 5,462.03

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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.