Home / 2,749.14-4,145.28-2,519.50

Finding the Fourth Proportional to 2,749.14, 4,145.28 and 2,519.50

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Solution

The fourth proportional to 2,749.14, 4,145.28 and 2,519.50 is: 3,799.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.14 : 4,145.28 = 2,519.50 : x
  2. Step 2: Convert to fraction form
    2,749.14/4,145.28 = 2,519.50/x
  3. Step 3: Cross multiply
    2,749.14x = 4,145.28 × 2,519.50
  4. Step 4: Simplify right side
    2,749.14x = 10,444,032.96
  5. Step 5: Solve for x
    x = 10,444,032.96/2,749.14
  6. Step 6: Final answer
    x = 3,799.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.