Home / 7,903.66-11,862.33-3,226.27

Finding the Fourth Proportional to 7,903.66, 11,862.33 and 3,226.27

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Solution

The fourth proportional to 7,903.66, 11,862.33 and 3,226.27 is: 4,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.66 : 11,862.33 = 3,226.27 : x
  2. Step 2: Convert to fraction form
    7,903.66/11,862.33 = 3,226.27/x
  3. Step 3: Cross multiply
    7,903.66x = 11,862.33 × 3,226.27
  4. Step 4: Simplify right side
    7,903.66x = 38,271,079.41
  5. Step 5: Solve for x
    x = 38,271,079.41/7,903.66
  6. Step 6: Final answer
    x = 4,842.20

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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.