Home / 8,707.86-13,063.66-2,703.81

Finding the Fourth Proportional to 8,707.86, 13,063.66 and 2,703.81

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Solution

The fourth proportional to 8,707.86, 13,063.66 and 2,703.81 is: 4,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.86 : 13,063.66 = 2,703.81 : x
  2. Step 2: Convert to fraction form
    8,707.86/13,063.66 = 2,703.81/x
  3. Step 3: Cross multiply
    8,707.86x = 13,063.66 × 2,703.81
  4. Step 4: Simplify right side
    8,707.86x = 35,321,654.54
  5. Step 5: Solve for x
    x = 35,321,654.54/8,707.86
  6. Step 6: Final answer
    x = 4,056.30

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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.