Home / 11,217.57-15,476.85-6,500.94

Finding the Fourth Proportional to 11,217.57, 15,476.85 and 6,500.94

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Solution

The fourth proportional to 11,217.57, 15,476.85 and 6,500.94 is: 8,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.57 : 15,476.85 = 6,500.94 : x
  2. Step 2: Convert to fraction form
    11,217.57/15,476.85 = 6,500.94/x
  3. Step 3: Cross multiply
    11,217.57x = 15,476.85 × 6,500.94
  4. Step 4: Simplify right side
    11,217.57x = 100,614,073.24
  5. Step 5: Solve for x
    x = 100,614,073.24/11,217.57
  6. Step 6: Final answer
    x = 8,969.33

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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.