Home / 3,568.12-5,349.65-1,101.57

Finding the Fourth Proportional to 3,568.12, 5,349.65 and 1,101.57

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Solution

The fourth proportional to 3,568.12, 5,349.65 and 1,101.57 is: 1,651.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.12 : 5,349.65 = 1,101.57 : x
  2. Step 2: Convert to fraction form
    3,568.12/5,349.65 = 1,101.57/x
  3. Step 3: Cross multiply
    3,568.12x = 5,349.65 × 1,101.57
  4. Step 4: Simplify right side
    3,568.12x = 5,892,988.38
  5. Step 5: Solve for x
    x = 5,892,988.38/3,568.12
  6. Step 6: Final answer
    x = 1,651.57

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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.