Home / 10,514.06-15,769.11-3,938.84

Finding the Fourth Proportional to 10,514.06, 15,769.11 and 3,938.84

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Solution

The fourth proportional to 10,514.06, 15,769.11 and 3,938.84 is: 5,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514.06 : 15,769.11 = 3,938.84 : x
  2. Step 2: Convert to fraction form
    10,514.06/15,769.11 = 3,938.84/x
  3. Step 3: Cross multiply
    10,514.06x = 15,769.11 × 3,938.84
  4. Step 4: Simplify right side
    10,514.06x = 62,112,001.23
  5. Step 5: Solve for x
    x = 62,112,001.23/10,514.06
  6. Step 6: Final answer
    x = 5,907.52

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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.