Home / 7,080.44-9,766.85-4,429.15

Finding the Fourth Proportional to 7,080.44, 9,766.85 and 4,429.15

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Solution

The fourth proportional to 7,080.44, 9,766.85 and 4,429.15 is: 6,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080.44 : 9,766.85 = 4,429.15 : x
  2. Step 2: Convert to fraction form
    7,080.44/9,766.85 = 4,429.15/x
  3. Step 3: Cross multiply
    7,080.44x = 9,766.85 × 4,429.15
  4. Step 4: Simplify right side
    7,080.44x = 43,258,797.11
  5. Step 5: Solve for x
    x = 43,258,797.11/7,080.44
  6. Step 6: Final answer
    x = 6,109.62

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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.