Home / 5,671.11-8,507.41-1,973.62

Finding the Fourth Proportional to 5,671.11, 8,507.41 and 1,973.62

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Solution

The fourth proportional to 5,671.11, 8,507.41 and 1,973.62 is: 2,960.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.11 : 8,507.41 = 1,973.62 : x
  2. Step 2: Convert to fraction form
    5,671.11/8,507.41 = 1,973.62/x
  3. Step 3: Cross multiply
    5,671.11x = 8,507.41 × 1,973.62
  4. Step 4: Simplify right side
    5,671.11x = 16,790,394.52
  5. Step 5: Solve for x
    x = 16,790,394.52/5,671.11
  6. Step 6: Final answer
    x = 2,960.69

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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.