Home / 10,089.75-15,136.10-3,514.38

Finding the Fourth Proportional to 10,089.75, 15,136.10 and 3,514.38

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Solution

The fourth proportional to 10,089.75, 15,136.10 and 3,514.38 is: 5,272.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089.75 : 15,136.10 = 3,514.38 : x
  2. Step 2: Convert to fraction form
    10,089.75/15,136.10 = 3,514.38/x
  3. Step 3: Cross multiply
    10,089.75x = 15,136.10 × 3,514.38
  4. Step 4: Simplify right side
    10,089.75x = 53,194,007.12
  5. Step 5: Solve for x
    x = 53,194,007.12/10,089.75
  6. Step 6: Final answer
    x = 5,272.08

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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.