Home / 6,884.90-10,331.40-2,502.80

Finding the Fourth Proportional to 6,884.90, 10,331.40 and 2,502.80

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Solution

The fourth proportional to 6,884.90, 10,331.40 and 2,502.80 is: 3,755.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.90 : 10,331.40 = 2,502.80 : x
  2. Step 2: Convert to fraction form
    6,884.90/10,331.40 = 2,502.80/x
  3. Step 3: Cross multiply
    6,884.90x = 10,331.40 × 2,502.80
  4. Step 4: Simplify right side
    6,884.90x = 25,857,427.92
  5. Step 5: Solve for x
    x = 25,857,427.92/6,884.90
  6. Step 6: Final answer
    x = 3,755.67

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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.