Home / 7,331.69-10,115.89-4,347.38

Finding the Fourth Proportional to 7,331.69, 10,115.89 and 4,347.38

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Solution

The fourth proportional to 7,331.69, 10,115.89 and 4,347.38 is: 5,998.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.69 : 10,115.89 = 4,347.38 : x
  2. Step 2: Convert to fraction form
    7,331.69/10,115.89 = 4,347.38/x
  3. Step 3: Cross multiply
    7,331.69x = 10,115.89 × 4,347.38
  4. Step 4: Simplify right side
    7,331.69x = 43,977,556.42
  5. Step 5: Solve for x
    x = 43,977,556.42/7,331.69
  6. Step 6: Final answer
    x = 5,998.29

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1.5x scale

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.