Home / 2,005.10-2,760.24-1,723.70

Finding the Fourth Proportional to 2,005.10, 2,760.24 and 1,723.70

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Solution

The fourth proportional to 2,005.10, 2,760.24 and 1,723.70 is: 2,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005.10 : 2,760.24 = 1,723.70 : x
  2. Step 2: Convert to fraction form
    2,005.10/2,760.24 = 1,723.70/x
  3. Step 3: Cross multiply
    2,005.10x = 2,760.24 × 1,723.70
  4. Step 4: Simplify right side
    2,005.10x = 4,757,823.53
  5. Step 5: Solve for x
    x = 4,757,823.53/2,005.10
  6. Step 6: Final answer
    x = 2,372.86

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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.