Home / 7,249.88-10,876.64-2,055.75

Finding the Fourth Proportional to 7,249.88, 10,876.64 and 2,055.75

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Solution

The fourth proportional to 7,249.88, 10,876.64 and 2,055.75 is: 3,084.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.88 : 10,876.64 = 2,055.75 : x
  2. Step 2: Convert to fraction form
    7,249.88/10,876.64 = 2,055.75/x
  3. Step 3: Cross multiply
    7,249.88x = 10,876.64 × 2,055.75
  4. Step 4: Simplify right side
    7,249.88x = 22,359,642.40
  5. Step 5: Solve for x
    x = 22,359,642.40/7,249.88
  6. Step 6: Final answer
    x = 3,084.14

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1.5x scale

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.