Home / 8,063.15-11,126.83-4,478.27

Finding the Fourth Proportional to 8,063.15, 11,126.83 and 4,478.27

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Solution

The fourth proportional to 8,063.15, 11,126.83 and 4,478.27 is: 6,179.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.15 : 11,126.83 = 4,478.27 : x
  2. Step 2: Convert to fraction form
    8,063.15/11,126.83 = 4,478.27/x
  3. Step 3: Cross multiply
    8,063.15x = 11,126.83 × 4,478.27
  4. Step 4: Simplify right side
    8,063.15x = 49,828,948.98
  5. Step 5: Solve for x
    x = 49,828,948.98/8,063.15
  6. Step 6: Final answer
    x = 6,179.84

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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.