Home / 3,524.74-5,280.78-3,316.54

Finding the Fourth Proportional to 3,524.74, 5,280.78 and 3,316.54

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Solution

The fourth proportional to 3,524.74, 5,280.78 and 3,316.54 is: 4,968.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.74 : 5,280.78 = 3,316.54 : x
  2. Step 2: Convert to fraction form
    3,524.74/5,280.78 = 3,316.54/x
  3. Step 3: Cross multiply
    3,524.74x = 5,280.78 × 3,316.54
  4. Step 4: Simplify right side
    3,524.74x = 17,513,918.10
  5. Step 5: Solve for x
    x = 17,513,918.10/3,524.74
  6. Step 6: Final answer
    x = 4,968.85

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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.