Home / 2,682.10-3,701.19-1,563.07

Finding the Fourth Proportional to 2,682.10, 3,701.19 and 1,563.07

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Solution

The fourth proportional to 2,682.10, 3,701.19 and 1,563.07 is: 2,156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.10 : 3,701.19 = 1,563.07 : x
  2. Step 2: Convert to fraction form
    2,682.10/3,701.19 = 1,563.07/x
  3. Step 3: Cross multiply
    2,682.10x = 3,701.19 × 1,563.07
  4. Step 4: Simplify right side
    2,682.10x = 5,785,219.05
  5. Step 5: Solve for x
    x = 5,785,219.05/2,682.10
  6. Step 6: Final answer
    x = 2,156.97

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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.