Home / 10,083.51-15,131.34-3,514.32

Finding the Fourth Proportional to 10,083.51, 15,131.34 and 3,514.32

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Solution

The fourth proportional to 10,083.51, 15,131.34 and 3,514.32 is: 5,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.51 : 15,131.34 = 3,514.32 : x
  2. Step 2: Convert to fraction form
    10,083.51/15,131.34 = 3,514.32/x
  3. Step 3: Cross multiply
    10,083.51x = 15,131.34 × 3,514.32
  4. Step 4: Simplify right side
    10,083.51x = 53,176,370.79
  5. Step 5: Solve for x
    x = 53,176,370.79/10,083.51
  6. Step 6: Final answer
    x = 5,273.60

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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.