Home / 11,207.92-16,814.40-3,417.52

Finding the Fourth Proportional to 11,207.92, 16,814.40 and 3,417.52

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Solution

The fourth proportional to 11,207.92, 16,814.40 and 3,417.52 is: 5,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.92 : 16,814.40 = 3,417.52 : x
  2. Step 2: Convert to fraction form
    11,207.92/16,814.40 = 3,417.52/x
  3. Step 3: Cross multiply
    11,207.92x = 16,814.40 × 3,417.52
  4. Step 4: Simplify right side
    11,207.92x = 57,463,548.29
  5. Step 5: Solve for x
    x = 57,463,548.29/11,207.92
  6. Step 6: Final answer
    x = 5,127.05

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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.