Home / 7,316.24-10,975.96-3,418.52

Finding the Fourth Proportional to 7,316.24, 10,975.96 and 3,418.52

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Solution

The fourth proportional to 7,316.24, 10,975.96 and 3,418.52 is: 5,128.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.24 : 10,975.96 = 3,418.52 : x
  2. Step 2: Convert to fraction form
    7,316.24/10,975.96 = 3,418.52/x
  3. Step 3: Cross multiply
    7,316.24x = 10,975.96 × 3,418.52
  4. Step 4: Simplify right side
    7,316.24x = 37,521,538.78
  5. Step 5: Solve for x
    x = 37,521,538.78/7,316.24
  6. Step 6: Final answer
    x = 5,128.53

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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.