Home / 8,411.82-12,610.44-4,248.36

Finding the Fourth Proportional to 8,411.82, 12,610.44 and 4,248.36

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Solution

The fourth proportional to 8,411.82, 12,610.44 and 4,248.36 is: 6,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411.82 : 12,610.44 = 4,248.36 : x
  2. Step 2: Convert to fraction form
    8,411.82/12,610.44 = 4,248.36/x
  3. Step 3: Cross multiply
    8,411.82x = 12,610.44 × 4,248.36
  4. Step 4: Simplify right side
    8,411.82x = 53,573,688.88
  5. Step 5: Solve for x
    x = 53,573,688.88/8,411.82
  6. Step 6: Final answer
    x = 6,368.86

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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.