Home / 6,789.36-10,189.08-5,052.72

Finding the Fourth Proportional to 6,789.36, 10,189.08 and 5,052.72

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Solution

The fourth proportional to 6,789.36, 10,189.08 and 5,052.72 is: 7,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.36 : 10,189.08 = 5,052.72 : x
  2. Step 2: Convert to fraction form
    6,789.36/10,189.08 = 5,052.72/x
  3. Step 3: Cross multiply
    6,789.36x = 10,189.08 × 5,052.72
  4. Step 4: Simplify right side
    6,789.36x = 51,482,568.30
  5. Step 5: Solve for x
    x = 51,482,568.30/6,789.36
  6. Step 6: Final answer
    x = 7,582.83

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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.