Home / 6,776.28-9,350.88-3,792.11

Finding the Fourth Proportional to 6,776.28, 9,350.88 and 3,792.11

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Solution

The fourth proportional to 6,776.28, 9,350.88 and 3,792.11 is: 5,232.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.28 : 9,350.88 = 3,792.11 : x
  2. Step 2: Convert to fraction form
    6,776.28/9,350.88 = 3,792.11/x
  3. Step 3: Cross multiply
    6,776.28x = 9,350.88 × 3,792.11
  4. Step 4: Simplify right side
    6,776.28x = 35,459,518.80
  5. Step 5: Solve for x
    x = 35,459,518.80/6,776.28
  6. Step 6: Final answer
    x = 5,232.89

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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.