Home / 2,717.24-3,750.39-1,771.38

Finding the Fourth Proportional to 2,717.24, 3,750.39 and 1,771.38

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Solution

The fourth proportional to 2,717.24, 3,750.39 and 1,771.38 is: 2,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.24 : 3,750.39 = 1,771.38 : x
  2. Step 2: Convert to fraction form
    2,717.24/3,750.39 = 1,771.38/x
  3. Step 3: Cross multiply
    2,717.24x = 3,750.39 × 1,771.38
  4. Step 4: Simplify right side
    2,717.24x = 6,643,365.84
  5. Step 5: Solve for x
    x = 6,643,365.84/2,717.24
  6. Step 6: Final answer
    x = 2,444.90

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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.