Home / 6,942.72-9,580.98-3,799.08

Finding the Fourth Proportional to 6,942.72, 9,580.98 and 3,799.08

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Solution

The fourth proportional to 6,942.72, 9,580.98 and 3,799.08 is: 5,242.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.72 : 9,580.98 = 3,799.08 : x
  2. Step 2: Convert to fraction form
    6,942.72/9,580.98 = 3,799.08/x
  3. Step 3: Cross multiply
    6,942.72x = 9,580.98 × 3,799.08
  4. Step 4: Simplify right side
    6,942.72x = 36,398,909.50
  5. Step 5: Solve for x
    x = 36,398,909.50/6,942.72
  6. Step 6: Final answer
    x = 5,242.74

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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.