Home / 8,703.21-13,056.45-2,863.92

Finding the Fourth Proportional to 8,703.21, 13,056.45 and 2,863.92

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Solution

The fourth proportional to 8,703.21, 13,056.45 and 2,863.92 is: 4,296.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703.21 : 13,056.45 = 2,863.92 : x
  2. Step 2: Convert to fraction form
    8,703.21/13,056.45 = 2,863.92/x
  3. Step 3: Cross multiply
    8,703.21x = 13,056.45 × 2,863.92
  4. Step 4: Simplify right side
    8,703.21x = 37,392,628.28
  5. Step 5: Solve for x
    x = 37,392,628.28/8,703.21
  6. Step 6: Final answer
    x = 4,296.42

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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.