Home / 11,271.41-16,909.38-3,374.10

Finding the Fourth Proportional to 11,271.41, 16,909.38 and 3,374.10

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Solution

The fourth proportional to 11,271.41, 16,909.38 and 3,374.10 is: 5,061.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.41 : 16,909.38 = 3,374.10 : x
  2. Step 2: Convert to fraction form
    11,271.41/16,909.38 = 3,374.10/x
  3. Step 3: Cross multiply
    11,271.41x = 16,909.38 × 3,374.10
  4. Step 4: Simplify right side
    11,271.41x = 57,053,939.06
  5. Step 5: Solve for x
    x = 57,053,939.06/11,271.41
  6. Step 6: Final answer
    x = 5,061.83

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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.