Home / 6,132.36-8,459.78-3,773.64

Finding the Fourth Proportional to 6,132.36, 8,459.78 and 3,773.64

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Solution

The fourth proportional to 6,132.36, 8,459.78 and 3,773.64 is: 5,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.36 : 8,459.78 = 3,773.64 : x
  2. Step 2: Convert to fraction form
    6,132.36/8,459.78 = 3,773.64/x
  3. Step 3: Cross multiply
    6,132.36x = 8,459.78 × 3,773.64
  4. Step 4: Simplify right side
    6,132.36x = 31,924,164.20
  5. Step 5: Solve for x
    x = 31,924,164.20/6,132.36
  6. Step 6: Final answer
    x = 5,205.85

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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.