Home / 11,239.86-16,867.31-4,666.04

Finding the Fourth Proportional to 11,239.86, 16,867.31 and 4,666.04

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Solution

The fourth proportional to 11,239.86, 16,867.31 and 4,666.04 is: 7,002.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.86 : 16,867.31 = 4,666.04 : x
  2. Step 2: Convert to fraction form
    11,239.86/16,867.31 = 4,666.04/x
  3. Step 3: Cross multiply
    11,239.86x = 16,867.31 × 4,666.04
  4. Step 4: Simplify right side
    11,239.86x = 78,703,538.11
  5. Step 5: Solve for x
    x = 78,703,538.11/11,239.86
  6. Step 6: Final answer
    x = 7,002.18

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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.