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Finding the Fourth Proportional to 8,367.58, 12,554.07 and 5,039.44

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Solution

The fourth proportional to 8,367.58, 12,554.07 and 5,039.44 is: 7,560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367.58 : 12,554.07 = 5,039.44 : x
  2. Step 2: Convert to fraction form
    8,367.58/12,554.07 = 5,039.44/x
  3. Step 3: Cross multiply
    8,367.58x = 12,554.07 × 5,039.44
  4. Step 4: Simplify right side
    8,367.58x = 63,265,482.52
  5. Step 5: Solve for x
    x = 63,265,482.52/8,367.58
  6. Step 6: Final answer
    x = 7,560.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.