Home / 6,861.73-10,309.02-4,401.36

Finding the Fourth Proportional to 6,861.73, 10,309.02 and 4,401.36

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Solution

The fourth proportional to 6,861.73, 10,309.02 and 4,401.36 is: 6,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.73 : 10,309.02 = 4,401.36 : x
  2. Step 2: Convert to fraction form
    6,861.73/10,309.02 = 4,401.36/x
  3. Step 3: Cross multiply
    6,861.73x = 10,309.02 × 4,401.36
  4. Step 4: Simplify right side
    6,861.73x = 45,373,708.27
  5. Step 5: Solve for x
    x = 45,373,708.27/6,861.73
  6. Step 6: Final answer
    x = 6,612.58

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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.