Home / 4,734.33-7,105.14-2,139.09

Finding the Fourth Proportional to 4,734.33, 7,105.14 and 2,139.09

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Solution

The fourth proportional to 4,734.33, 7,105.14 and 2,139.09 is: 3,210.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,734.33 : 7,105.14 = 2,139.09 : x
  2. Step 2: Convert to fraction form
    4,734.33/7,105.14 = 2,139.09/x
  3. Step 3: Cross multiply
    4,734.33x = 7,105.14 × 2,139.09
  4. Step 4: Simplify right side
    4,734.33x = 15,198,533.92
  5. Step 5: Solve for x
    x = 15,198,533.92/4,734.33
  6. Step 6: Final answer
    x = 3,210.28

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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.