Home / 7,785.84-10,744.52-4,249.08

Finding the Fourth Proportional to 7,785.84, 10,744.52 and 4,249.08

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Solution

The fourth proportional to 7,785.84, 10,744.52 and 4,249.08 is: 5,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785.84 : 10,744.52 = 4,249.08 : x
  2. Step 2: Convert to fraction form
    7,785.84/10,744.52 = 4,249.08/x
  3. Step 3: Cross multiply
    7,785.84x = 10,744.52 × 4,249.08
  4. Step 4: Simplify right side
    7,785.84x = 45,654,325.04
  5. Step 5: Solve for x
    x = 45,654,325.04/7,785.84
  6. Step 6: Final answer
    x = 5,863.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.