Home / 8,063.14-11,127.48-4,478.44

Finding the Fourth Proportional to 8,063.14, 11,127.48 and 4,478.44

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Solution

The fourth proportional to 8,063.14, 11,127.48 and 4,478.44 is: 6,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.14 : 11,127.48 = 4,478.44 : x
  2. Step 2: Convert to fraction form
    8,063.14/11,127.48 = 4,478.44/x
  3. Step 3: Cross multiply
    8,063.14x = 11,127.48 × 4,478.44
  4. Step 4: Simplify right side
    8,063.14x = 49,833,751.53
  5. Step 5: Solve for x
    x = 49,833,751.53/8,063.14
  6. Step 6: Final answer
    x = 6,180.44

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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.