Home / 5,009.30-7,514.63-2,086.92

Finding the Fourth Proportional to 5,009.30, 7,514.63 and 2,086.92

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Solution

The fourth proportional to 5,009.30, 7,514.63 and 2,086.92 is: 3,130.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.30 : 7,514.63 = 2,086.92 : x
  2. Step 2: Convert to fraction form
    5,009.30/7,514.63 = 2,086.92/x
  3. Step 3: Cross multiply
    5,009.30x = 7,514.63 × 2,086.92
  4. Step 4: Simplify right side
    5,009.30x = 15,682,436.86
  5. Step 5: Solve for x
    x = 15,682,436.86/5,009.30
  6. Step 6: Final answer
    x = 3,130.66

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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.