Home / 5,195.13-7,792.69-1,299.53

Finding the Fourth Proportional to 5,195.13, 7,792.69 and 1,299.53

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Solution

The fourth proportional to 5,195.13, 7,792.69 and 1,299.53 is: 1,949.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.13 : 7,792.69 = 1,299.53 : x
  2. Step 2: Convert to fraction form
    5,195.13/7,792.69 = 1,299.53/x
  3. Step 3: Cross multiply
    5,195.13x = 7,792.69 × 1,299.53
  4. Step 4: Simplify right side
    5,195.13x = 10,126,834.44
  5. Step 5: Solve for x
    x = 10,126,834.44/5,195.13
  6. Step 6: Final answer
    x = 1,949.29

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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.