Home / 2,544.55-3,511.91-1,550.22

Finding the Fourth Proportional to 2,544.55, 3,511.91 and 1,550.22

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Solution

The fourth proportional to 2,544.55, 3,511.91 and 1,550.22 is: 2,139.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.55 : 3,511.91 = 1,550.22 : x
  2. Step 2: Convert to fraction form
    2,544.55/3,511.91 = 1,550.22/x
  3. Step 3: Cross multiply
    2,544.55x = 3,511.91 × 1,550.22
  4. Step 4: Simplify right side
    2,544.55x = 5,444,233.12
  5. Step 5: Solve for x
    x = 5,444,233.12/2,544.55
  6. Step 6: Final answer
    x = 2,139.57

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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.