Home / 7,180.19-10,766.23-2,792.62

Finding the Fourth Proportional to 7,180.19, 10,766.23 and 2,792.62

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Solution

The fourth proportional to 7,180.19, 10,766.23 and 2,792.62 is: 4,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.19 : 10,766.23 = 2,792.62 : x
  2. Step 2: Convert to fraction form
    7,180.19/10,766.23 = 2,792.62/x
  3. Step 3: Cross multiply
    7,180.19x = 10,766.23 × 2,792.62
  4. Step 4: Simplify right side
    7,180.19x = 30,065,955.33
  5. Step 5: Solve for x
    x = 30,065,955.33/7,180.19
  6. Step 6: Final answer
    x = 4,187.35

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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.