Home / 2,744.01-3,785.49-1,681.38

Finding the Fourth Proportional to 2,744.01, 3,785.49 and 1,681.38

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Solution

The fourth proportional to 2,744.01, 3,785.49 and 1,681.38 is: 2,319.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.01 : 3,785.49 = 1,681.38 : x
  2. Step 2: Convert to fraction form
    2,744.01/3,785.49 = 1,681.38/x
  3. Step 3: Cross multiply
    2,744.01x = 3,785.49 × 1,681.38
  4. Step 4: Simplify right side
    2,744.01x = 6,364,847.18
  5. Step 5: Solve for x
    x = 6,364,847.18/2,744.01
  6. Step 6: Final answer
    x = 2,319.54

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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.