Home / 1,499.13-2,249.87-1,040.14

Finding the Fourth Proportional to 1,499.13, 2,249.87 and 1,040.14

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Solution

The fourth proportional to 1,499.13, 2,249.87 and 1,040.14 is: 1,561.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.13 : 2,249.87 = 1,040.14 : x
  2. Step 2: Convert to fraction form
    1,499.13/2,249.87 = 1,040.14/x
  3. Step 3: Cross multiply
    1,499.13x = 2,249.87 × 1,040.14
  4. Step 4: Simplify right side
    1,499.13x = 2,340,177.39
  5. Step 5: Solve for x
    x = 2,340,177.39/1,499.13
  6. Step 6: Final answer
    x = 1,561.02

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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.