Home / 3,513.16-5,265.74-1,172.62

Finding the Fourth Proportional to 3,513.16, 5,265.74 and 1,172.62

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Solution

The fourth proportional to 3,513.16, 5,265.74 and 1,172.62 is: 1,757.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.16 : 5,265.74 = 1,172.62 : x
  2. Step 2: Convert to fraction form
    3,513.16/5,265.74 = 1,172.62/x
  3. Step 3: Cross multiply
    3,513.16x = 5,265.74 × 1,172.62
  4. Step 4: Simplify right side
    3,513.16x = 6,174,685.71
  5. Step 5: Solve for x
    x = 6,174,685.71/3,513.16
  6. Step 6: Final answer
    x = 1,757.59

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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.