Home / 5,412.43-7,469.18-3,316.51

Finding the Fourth Proportional to 5,412.43, 7,469.18 and 3,316.51

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Solution

The fourth proportional to 5,412.43, 7,469.18 and 3,316.51 is: 4,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.43 : 7,469.18 = 3,316.51 : x
  2. Step 2: Convert to fraction form
    5,412.43/7,469.18 = 3,316.51/x
  3. Step 3: Cross multiply
    5,412.43x = 7,469.18 × 3,316.51
  4. Step 4: Simplify right side
    5,412.43x = 24,771,610.16
  5. Step 5: Solve for x
    x = 24,771,610.16/5,412.43
  6. Step 6: Final answer
    x = 4,576.80

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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.