Home / 5,009.41-7,514.94-1,889.70

Finding the Fourth Proportional to 5,009.41, 7,514.94 and 1,889.70

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Solution

The fourth proportional to 5,009.41, 7,514.94 and 1,889.70 is: 2,834.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.41 : 7,514.94 = 1,889.70 : x
  2. Step 2: Convert to fraction form
    5,009.41/7,514.94 = 1,889.70/x
  3. Step 3: Cross multiply
    5,009.41x = 7,514.94 × 1,889.70
  4. Step 4: Simplify right side
    5,009.41x = 14,200,961.02
  5. Step 5: Solve for x
    x = 14,200,961.02/5,009.41
  6. Step 6: Final answer
    x = 2,834.86

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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.