Home / 10,759.33-16,138.99-4,190.13

Finding the Fourth Proportional to 10,759.33, 16,138.99 and 4,190.13

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Solution

The fourth proportional to 10,759.33, 16,138.99 and 4,190.13 is: 6,285.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,759.33 : 16,138.99 = 4,190.13 : x
  2. Step 2: Convert to fraction form
    10,759.33/16,138.99 = 4,190.13/x
  3. Step 3: Cross multiply
    10,759.33x = 16,138.99 × 4,190.13
  4. Step 4: Simplify right side
    10,759.33x = 67,624,385.47
  5. Step 5: Solve for x
    x = 67,624,385.47/10,759.33
  6. Step 6: Final answer
    x = 6,285.19

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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.