Home / 8,333.80-12,502.26-2,786.62

Finding the Fourth Proportional to 8,333.80, 12,502.26 and 2,786.62

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Solution

The fourth proportional to 8,333.80, 12,502.26 and 2,786.62 is: 4,180.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.80 : 12,502.26 = 2,786.62 : x
  2. Step 2: Convert to fraction form
    8,333.80/12,502.26 = 2,786.62/x
  3. Step 3: Cross multiply
    8,333.80x = 12,502.26 × 2,786.62
  4. Step 4: Simplify right side
    8,333.80x = 34,839,047.76
  5. Step 5: Solve for x
    x = 34,839,047.76/8,333.80
  6. Step 6: Final answer
    x = 4,180.45

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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.