Home / 3,515.47-5,272.27-1,175.56

Finding the Fourth Proportional to 3,515.47, 5,272.27 and 1,175.56

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Solution

The fourth proportional to 3,515.47, 5,272.27 and 1,175.56 is: 1,763.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.47 : 5,272.27 = 1,175.56 : x
  2. Step 2: Convert to fraction form
    3,515.47/5,272.27 = 1,175.56/x
  3. Step 3: Cross multiply
    3,515.47x = 5,272.27 × 1,175.56
  4. Step 4: Simplify right side
    3,515.47x = 6,197,853.60
  5. Step 5: Solve for x
    x = 6,197,853.60/3,515.47
  6. Step 6: Final answer
    x = 1,763.02

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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.