Home / 8,469.35-11,683.98-5,110.29

Finding the Fourth Proportional to 8,469.35, 11,683.98 and 5,110.29

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Solution

The fourth proportional to 8,469.35, 11,683.98 and 5,110.29 is: 7,049.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469.35 : 11,683.98 = 5,110.29 : x
  2. Step 2: Convert to fraction form
    8,469.35/11,683.98 = 5,110.29/x
  3. Step 3: Cross multiply
    8,469.35x = 11,683.98 × 5,110.29
  4. Step 4: Simplify right side
    8,469.35x = 59,708,526.15
  5. Step 5: Solve for x
    x = 59,708,526.15/8,469.35
  6. Step 6: Final answer
    x = 7,049.95

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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.