Home / 5,009.70-7,514.58-2,235.72

Finding the Fourth Proportional to 5,009.70, 7,514.58 and 2,235.72

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Solution

The fourth proportional to 5,009.70, 7,514.58 and 2,235.72 is: 3,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.70 : 7,514.58 = 2,235.72 : x
  2. Step 2: Convert to fraction form
    5,009.70/7,514.58 = 2,235.72/x
  3. Step 3: Cross multiply
    5,009.70x = 7,514.58 × 2,235.72
  4. Step 4: Simplify right side
    5,009.70x = 16,800,496.80
  5. Step 5: Solve for x
    x = 16,800,496.80/5,009.70
  6. Step 6: Final answer
    x = 3,353.59

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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.