Home / 2,403.56-3,606.60-1,249.40

Finding the Fourth Proportional to 2,403.56, 3,606.60 and 1,249.40

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Solution

The fourth proportional to 2,403.56, 3,606.60 and 1,249.40 is: 1,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.56 : 3,606.60 = 1,249.40 : x
  2. Step 2: Convert to fraction form
    2,403.56/3,606.60 = 1,249.40/x
  3. Step 3: Cross multiply
    2,403.56x = 3,606.60 × 1,249.40
  4. Step 4: Simplify right side
    2,403.56x = 4,506,086.04
  5. Step 5: Solve for x
    x = 4,506,086.04/2,403.56
  6. Step 6: Final answer
    x = 1,874.75

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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.