Home / 11,244.81-16,869.95-3,453.63

Finding the Fourth Proportional to 11,244.81, 16,869.95 and 3,453.63

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Solution

The fourth proportional to 11,244.81, 16,869.95 and 3,453.63 is: 5,181.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,244.81 : 16,869.95 = 3,453.63 : x
  2. Step 2: Convert to fraction form
    11,244.81/16,869.95 = 3,453.63/x
  3. Step 3: Cross multiply
    11,244.81x = 16,869.95 × 3,453.63
  4. Step 4: Simplify right side
    11,244.81x = 58,262,565.42
  5. Step 5: Solve for x
    x = 58,262,565.42/11,244.81
  6. Step 6: Final answer
    x = 5,181.29

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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.