Home / 2,682.29-3,701.39-1,563.18

Finding the Fourth Proportional to 2,682.29, 3,701.39 and 1,563.18

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Solution

The fourth proportional to 2,682.29, 3,701.39 and 1,563.18 is: 2,157.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.29 : 3,701.39 = 1,563.18 : x
  2. Step 2: Convert to fraction form
    2,682.29/3,701.39 = 1,563.18/x
  3. Step 3: Cross multiply
    2,682.29x = 3,701.39 × 1,563.18
  4. Step 4: Simplify right side
    2,682.29x = 5,785,931.00
  5. Step 5: Solve for x
    x = 5,785,931.00/2,682.29
  6. Step 6: Final answer
    x = 2,157.09

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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.