Home / 10,834.97-16,252.21-4,991.57

Finding the Fourth Proportional to 10,834.97, 16,252.21 and 4,991.57

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Solution

The fourth proportional to 10,834.97, 16,252.21 and 4,991.57 is: 7,487.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.97 : 16,252.21 = 4,991.57 : x
  2. Step 2: Convert to fraction form
    10,834.97/16,252.21 = 4,991.57/x
  3. Step 3: Cross multiply
    10,834.97x = 16,252.21 × 4,991.57
  4. Step 4: Simplify right side
    10,834.97x = 81,124,100.15
  5. Step 5: Solve for x
    x = 81,124,100.15/10,834.97
  6. Step 6: Final answer
    x = 7,487.25

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1.5x scale

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.