Home / 6,955.80-10,434.46-2,276.20

Finding the Fourth Proportional to 6,955.80, 10,434.46 and 2,276.20

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Solution

The fourth proportional to 6,955.80, 10,434.46 and 2,276.20 is: 3,414.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.80 : 10,434.46 = 2,276.20 : x
  2. Step 2: Convert to fraction form
    6,955.80/10,434.46 = 2,276.20/x
  3. Step 3: Cross multiply
    6,955.80x = 10,434.46 × 2,276.20
  4. Step 4: Simplify right side
    6,955.80x = 23,750,917.85
  5. Step 5: Solve for x
    x = 23,750,917.85/6,955.80
  6. Step 6: Final answer
    x = 3,414.55

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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.