Home / 8,336.48-12,506.24-2,789.28

Finding the Fourth Proportional to 8,336.48, 12,506.24 and 2,789.28

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Solution

The fourth proportional to 8,336.48, 12,506.24 and 2,789.28 is: 4,184.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.48 : 12,506.24 = 2,789.28 : x
  2. Step 2: Convert to fraction form
    8,336.48/12,506.24 = 2,789.28/x
  3. Step 3: Cross multiply
    8,336.48x = 12,506.24 × 2,789.28
  4. Step 4: Simplify right side
    8,336.48x = 34,883,405.11
  5. Step 5: Solve for x
    x = 34,883,405.11/8,336.48
  6. Step 6: Final answer
    x = 4,184.43

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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.