Home / 5,977.82-8,966.65-2,688.58

Finding the Fourth Proportional to 5,977.82, 8,966.65 and 2,688.58

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Solution

The fourth proportional to 5,977.82, 8,966.65 and 2,688.58 is: 4,032.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.82 : 8,966.65 = 2,688.58 : x
  2. Step 2: Convert to fraction form
    5,977.82/8,966.65 = 2,688.58/x
  3. Step 3: Cross multiply
    5,977.82x = 8,966.65 × 2,688.58
  4. Step 4: Simplify right side
    5,977.82x = 24,107,542.41
  5. Step 5: Solve for x
    x = 24,107,542.41/5,977.82
  6. Step 6: Final answer
    x = 4,032.83

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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.