Home / 8,569.39-12,855.03-2,724.63

Finding the Fourth Proportional to 8,569.39, 12,855.03 and 2,724.63

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Solution

The fourth proportional to 8,569.39, 12,855.03 and 2,724.63 is: 4,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.39 : 12,855.03 = 2,724.63 : x
  2. Step 2: Convert to fraction form
    8,569.39/12,855.03 = 2,724.63/x
  3. Step 3: Cross multiply
    8,569.39x = 12,855.03 × 2,724.63
  4. Step 4: Simplify right side
    8,569.39x = 35,025,190.17
  5. Step 5: Solve for x
    x = 35,025,190.17/8,569.39
  6. Step 6: Final answer
    x = 4,087.25

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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.