Home / 4,132.07-5,690.51-3,634.55

Finding the Fourth Proportional to 4,132.07, 5,690.51 and 3,634.55

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Solution

The fourth proportional to 4,132.07, 5,690.51 and 3,634.55 is: 5,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.07 : 5,690.51 = 3,634.55 : x
  2. Step 2: Convert to fraction form
    4,132.07/5,690.51 = 3,634.55/x
  3. Step 3: Cross multiply
    4,132.07x = 5,690.51 × 3,634.55
  4. Step 4: Simplify right side
    4,132.07x = 20,682,443.12
  5. Step 5: Solve for x
    x = 20,682,443.12/4,132.07
  6. Step 6: Final answer
    x = 5,005.35

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Half scale
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Double scale
Find fourth proportional to 4,133.07, 5,691.89 and 3,635.55
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.