Home / 2,544.39-3,818.54-1,139.24

Finding the Fourth Proportional to 2,544.39, 3,818.54 and 1,139.24

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Solution

The fourth proportional to 2,544.39, 3,818.54 and 1,139.24 is: 1,709.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.39 : 3,818.54 = 1,139.24 : x
  2. Step 2: Convert to fraction form
    2,544.39/3,818.54 = 1,139.24/x
  3. Step 3: Cross multiply
    2,544.39x = 3,818.54 × 1,139.24
  4. Step 4: Simplify right side
    2,544.39x = 4,350,233.51
  5. Step 5: Solve for x
    x = 4,350,233.51/2,544.39
  6. Step 6: Final answer
    x = 1,709.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.