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Finding the Fourth Proportional to 6,792.94, 10,189.86 and 1,862.16

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Solution

The fourth proportional to 6,792.94, 10,189.86 and 1,862.16 is: 2,793.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792.94 : 10,189.86 = 1,862.16 : x
  2. Step 2: Convert to fraction form
    6,792.94/10,189.86 = 1,862.16/x
  3. Step 3: Cross multiply
    6,792.94x = 10,189.86 × 1,862.16
  4. Step 4: Simplify right side
    6,792.94x = 18,975,149.70
  5. Step 5: Solve for x
    x = 18,975,149.70/6,792.94
  6. Step 6: Final answer
    x = 2,793.36

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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.