Home / 8,837.86-13,233.09-4,669.21

Finding the Fourth Proportional to 8,837.86, 13,233.09 and 4,669.21

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Solution

The fourth proportional to 8,837.86, 13,233.09 and 4,669.21 is: 6,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.86 : 13,233.09 = 4,669.21 : x
  2. Step 2: Convert to fraction form
    8,837.86/13,233.09 = 4,669.21/x
  3. Step 3: Cross multiply
    8,837.86x = 13,233.09 × 4,669.21
  4. Step 4: Simplify right side
    8,837.86x = 61,788,076.16
  5. Step 5: Solve for x
    x = 61,788,076.16/8,837.86
  6. Step 6: Final answer
    x = 6,991.29

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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.