Home / 8,558.41-11,809.44-4,781.11

Finding the Fourth Proportional to 8,558.41, 11,809.44 and 4,781.11

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Solution

The fourth proportional to 8,558.41, 11,809.44 and 4,781.11 is: 6,597.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.41 : 11,809.44 = 4,781.11 : x
  2. Step 2: Convert to fraction form
    8,558.41/11,809.44 = 4,781.11/x
  3. Step 3: Cross multiply
    8,558.41x = 11,809.44 × 4,781.11
  4. Step 4: Simplify right side
    8,558.41x = 56,462,231.68
  5. Step 5: Solve for x
    x = 56,462,231.68/8,558.41
  6. Step 6: Final answer
    x = 6,597.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.