Home / 10,514.44-15,774.99-3,118.93

Finding the Fourth Proportional to 10,514.44, 15,774.99 and 3,118.93

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Solution

The fourth proportional to 10,514.44, 15,774.99 and 3,118.93 is: 4,679.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514.44 : 15,774.99 = 3,118.93 : x
  2. Step 2: Convert to fraction form
    10,514.44/15,774.99 = 3,118.93/x
  3. Step 3: Cross multiply
    10,514.44x = 15,774.99 × 3,118.93
  4. Step 4: Simplify right side
    10,514.44x = 49,201,089.56
  5. Step 5: Solve for x
    x = 49,201,089.56/10,514.44
  6. Step 6: Final answer
    x = 4,679.38

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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.