Home / 8,548.44-12,822.66-3,870.69

Finding the Fourth Proportional to 8,548.44, 12,822.66 and 3,870.69

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Solution

The fourth proportional to 8,548.44, 12,822.66 and 3,870.69 is: 5,806.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.44 : 12,822.66 = 3,870.69 : x
  2. Step 2: Convert to fraction form
    8,548.44/12,822.66 = 3,870.69/x
  3. Step 3: Cross multiply
    8,548.44x = 12,822.66 × 3,870.69
  4. Step 4: Simplify right side
    8,548.44x = 49,632,541.84
  5. Step 5: Solve for x
    x = 49,632,541.84/8,548.44
  6. Step 6: Final answer
    x = 5,806.04

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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.