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Finding the Fourth Proportional to 8,548.50, 12,812.22 and 6,069.90

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Solution

The fourth proportional to 8,548.50, 12,812.22 and 6,069.90 is: 9,097.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.50 : 12,812.22 = 6,069.90 : x
  2. Step 2: Convert to fraction form
    8,548.50/12,812.22 = 6,069.90/x
  3. Step 3: Cross multiply
    8,548.50x = 12,812.22 × 6,069.90
  4. Step 4: Simplify right side
    8,548.50x = 77,768,894.18
  5. Step 5: Solve for x
    x = 77,768,894.18/8,548.50
  6. Step 6: Final answer
    x = 9,097.37

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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.