Home / 10,167.87-14,027.41-6,630.96

Finding the Fourth Proportional to 10,167.87, 14,027.41 and 6,630.96

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Solution

The fourth proportional to 10,167.87, 14,027.41 and 6,630.96 is: 9,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.87 : 14,027.41 = 6,630.96 : x
  2. Step 2: Convert to fraction form
    10,167.87/14,027.41 = 6,630.96/x
  3. Step 3: Cross multiply
    10,167.87x = 14,027.41 × 6,630.96
  4. Step 4: Simplify right side
    10,167.87x = 93,015,107.90
  5. Step 5: Solve for x
    x = 93,015,107.90/10,167.87
  6. Step 6: Final answer
    x = 9,147.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.