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Finding the Fourth Proportional to 8,063.88, 12,099.30 and 4,368.75

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Solution

The fourth proportional to 8,063.88, 12,099.30 and 4,368.75 is: 6,555.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.88 : 12,099.30 = 4,368.75 : x
  2. Step 2: Convert to fraction form
    8,063.88/12,099.30 = 4,368.75/x
  3. Step 3: Cross multiply
    8,063.88x = 12,099.30 × 4,368.75
  4. Step 4: Simplify right side
    8,063.88x = 52,858,816.88
  5. Step 5: Solve for x
    x = 52,858,816.88/8,063.88
  6. Step 6: Final answer
    x = 6,555.01

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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.