Home / 8,342.46-12,511.82-2,498.32

Finding the Fourth Proportional to 8,342.46, 12,511.82 and 2,498.32

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Solution

The fourth proportional to 8,342.46, 12,511.82 and 2,498.32 is: 3,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.46 : 12,511.82 = 2,498.32 : x
  2. Step 2: Convert to fraction form
    8,342.46/12,511.82 = 2,498.32/x
  3. Step 3: Cross multiply
    8,342.46x = 12,511.82 × 2,498.32
  4. Step 4: Simplify right side
    8,342.46x = 31,258,530.14
  5. Step 5: Solve for x
    x = 31,258,530.14/8,342.46
  6. Step 6: Final answer
    x = 3,746.92

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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.