Home / 8,837.85-13,247.06-3,640.89

Finding the Fourth Proportional to 8,837.85, 13,247.06 and 3,640.89

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Solution

The fourth proportional to 8,837.85, 13,247.06 and 3,640.89 is: 5,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.85 : 13,247.06 = 3,640.89 : x
  2. Step 2: Convert to fraction form
    8,837.85/13,247.06 = 3,640.89/x
  3. Step 3: Cross multiply
    8,837.85x = 13,247.06 × 3,640.89
  4. Step 4: Simplify right side
    8,837.85x = 48,231,070.08
  5. Step 5: Solve for x
    x = 48,231,070.08/8,837.85
  6. Step 6: Final answer
    x = 5,457.33

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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.