Home / 11,265.50-15,545.70-6,229.40

Finding the Fourth Proportional to 11,265.50, 15,545.70 and 6,229.40

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Solution

The fourth proportional to 11,265.50, 15,545.70 and 6,229.40 is: 8,596.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.50 : 15,545.70 = 6,229.40 : x
  2. Step 2: Convert to fraction form
    11,265.50/15,545.70 = 6,229.40/x
  3. Step 3: Cross multiply
    11,265.50x = 15,545.70 × 6,229.40
  4. Step 4: Simplify right side
    11,265.50x = 96,840,383.58
  5. Step 5: Solve for x
    x = 96,840,383.58/11,265.50
  6. Step 6: Final answer
    x = 8,596.19

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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.