Home / 10,009.09-15,014.31-2,613.79

Finding the Fourth Proportional to 10,009.09, 15,014.31 and 2,613.79

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Solution

The fourth proportional to 10,009.09, 15,014.31 and 2,613.79 is: 3,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.09 : 15,014.31 = 2,613.79 : x
  2. Step 2: Convert to fraction form
    10,009.09/15,014.31 = 2,613.79/x
  3. Step 3: Cross multiply
    10,009.09x = 15,014.31 × 2,613.79
  4. Step 4: Simplify right side
    10,009.09x = 39,244,253.33
  5. Step 5: Solve for x
    x = 39,244,253.33/10,009.09
  6. Step 6: Final answer
    x = 3,920.86

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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.