Home / 10,767.99-16,145.76-4,186.48

Finding the Fourth Proportional to 10,767.99, 16,145.76 and 4,186.48

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Solution

The fourth proportional to 10,767.99, 16,145.76 and 4,186.48 is: 6,277.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767.99 : 16,145.76 = 4,186.48 : x
  2. Step 2: Convert to fraction form
    10,767.99/16,145.76 = 4,186.48/x
  3. Step 3: Cross multiply
    10,767.99x = 16,145.76 × 4,186.48
  4. Step 4: Simplify right side
    10,767.99x = 67,593,820.60
  5. Step 5: Solve for x
    x = 67,593,820.60/10,767.99
  6. Step 6: Final answer
    x = 6,277.29

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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.