Home / 6,861.93-10,294.35-2,645.29

Finding the Fourth Proportional to 6,861.93, 10,294.35 and 2,645.29

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Solution

The fourth proportional to 6,861.93, 10,294.35 and 2,645.29 is: 3,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.93 : 10,294.35 = 2,645.29 : x
  2. Step 2: Convert to fraction form
    6,861.93/10,294.35 = 2,645.29/x
  3. Step 3: Cross multiply
    6,861.93x = 10,294.35 × 2,645.29
  4. Step 4: Simplify right side
    6,861.93x = 27,231,553.98
  5. Step 5: Solve for x
    x = 27,231,553.98/6,861.93
  6. Step 6: Final answer
    x = 3,968.50

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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.