Home / 2,939.37-4,410.17-1,770.20

Finding the Fourth Proportional to 2,939.37, 4,410.17 and 1,770.20

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Solution

The fourth proportional to 2,939.37, 4,410.17 and 1,770.20 is: 2,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.37 : 4,410.17 = 1,770.20 : x
  2. Step 2: Convert to fraction form
    2,939.37/4,410.17 = 1,770.20/x
  3. Step 3: Cross multiply
    2,939.37x = 4,410.17 × 1,770.20
  4. Step 4: Simplify right side
    2,939.37x = 7,806,882.93
  5. Step 5: Solve for x
    x = 7,806,882.93/2,939.37
  6. Step 6: Final answer
    x = 2,655.97

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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.