Home / 3,512.09-5,266.35-1,171.26

Finding the Fourth Proportional to 3,512.09, 5,266.35 and 1,171.26

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Solution

The fourth proportional to 3,512.09, 5,266.35 and 1,171.26 is: 1,756.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.09 : 5,266.35 = 1,171.26 : x
  2. Step 2: Convert to fraction form
    3,512.09/5,266.35 = 1,171.26/x
  3. Step 3: Cross multiply
    3,512.09x = 5,266.35 × 1,171.26
  4. Step 4: Simplify right side
    3,512.09x = 6,168,265.10
  5. Step 5: Solve for x
    x = 6,168,265.10/3,512.09
  6. Step 6: Final answer
    x = 1,756.29

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1.5x scale

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.