Home / 8,917.83-13,376.71-2,677.81

Finding the Fourth Proportional to 8,917.83, 13,376.71 and 2,677.81

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Solution

The fourth proportional to 8,917.83, 13,376.71 and 2,677.81 is: 4,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917.83 : 13,376.71 = 2,677.81 : x
  2. Step 2: Convert to fraction form
    8,917.83/13,376.71 = 2,677.81/x
  3. Step 3: Cross multiply
    8,917.83x = 13,376.71 × 2,677.81
  4. Step 4: Simplify right side
    8,917.83x = 35,820,287.81
  5. Step 5: Solve for x
    x = 35,820,287.81/8,917.83
  6. Step 6: Final answer
    x = 4,016.70

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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.