Home / 4,763.80-7,105.19-4,028.05

Finding the Fourth Proportional to 4,763.80, 7,105.19 and 4,028.05

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Solution

The fourth proportional to 4,763.80, 7,105.19 and 4,028.05 is: 6,007.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.80 : 7,105.19 = 4,028.05 : x
  2. Step 2: Convert to fraction form
    4,763.80/7,105.19 = 4,028.05/x
  3. Step 3: Cross multiply
    4,763.80x = 7,105.19 × 4,028.05
  4. Step 4: Simplify right side
    4,763.80x = 28,620,060.58
  5. Step 5: Solve for x
    x = 28,620,060.58/4,763.80
  6. Step 6: Final answer
    x = 6,007.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.