Home / 2,511.24-3,738.73-2,499.08

Finding the Fourth Proportional to 2,511.24, 3,738.73 and 2,499.08

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Solution

The fourth proportional to 2,511.24, 3,738.73 and 2,499.08 is: 3,720.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.24 : 3,738.73 = 2,499.08 : x
  2. Step 2: Convert to fraction form
    2,511.24/3,738.73 = 2,499.08/x
  3. Step 3: Cross multiply
    2,511.24x = 3,738.73 × 2,499.08
  4. Step 4: Simplify right side
    2,511.24x = 9,343,385.37
  5. Step 5: Solve for x
    x = 9,343,385.37/2,511.24
  6. Step 6: Final answer
    x = 3,720.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.