Home / 8,671.17-12,996.36-4,450.08

Finding the Fourth Proportional to 8,671.17, 12,996.36 and 4,450.08

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Solution

The fourth proportional to 8,671.17, 12,996.36 and 4,450.08 is: 6,669.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671.17 : 12,996.36 = 4,450.08 : x
  2. Step 2: Convert to fraction form
    8,671.17/12,996.36 = 4,450.08/x
  3. Step 3: Cross multiply
    8,671.17x = 12,996.36 × 4,450.08
  4. Step 4: Simplify right side
    8,671.17x = 57,834,841.71
  5. Step 5: Solve for x
    x = 57,834,841.71/8,671.17
  6. Step 6: Final answer
    x = 6,669.79

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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.