Home / 1,499.24-2,249.37-906.93

Finding the Fourth Proportional to 1,499.24, 2,249.37 and 906.93

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Solution

The fourth proportional to 1,499.24, 2,249.37 and 906.93 is: 1,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.24 : 2,249.37 = 906.93 : x
  2. Step 2: Convert to fraction form
    1,499.24/2,249.37 = 906.93/x
  3. Step 3: Cross multiply
    1,499.24x = 2,249.37 × 906.93
  4. Step 4: Simplify right side
    1,499.24x = 2,040,021.13
  5. Step 5: Solve for x
    x = 2,040,021.13/1,499.24
  6. Step 6: Final answer
    x = 1,360.70

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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.