Home / 4,331.13-6,486.21-3,511.02

Finding the Fourth Proportional to 4,331.13, 6,486.21 and 3,511.02

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Solution

The fourth proportional to 4,331.13, 6,486.21 and 3,511.02 is: 5,258.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.13 : 6,486.21 = 3,511.02 : x
  2. Step 2: Convert to fraction form
    4,331.13/6,486.21 = 3,511.02/x
  3. Step 3: Cross multiply
    4,331.13x = 6,486.21 × 3,511.02
  4. Step 4: Simplify right side
    4,331.13x = 22,773,213.03
  5. Step 5: Solve for x
    x = 22,773,213.03/4,331.13
  6. Step 6: Final answer
    x = 5,258.03

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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.