Home / 12,064.28-16,649.74-6,760.18

Finding the Fourth Proportional to 12,064.28, 16,649.74 and 6,760.18

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Solution

The fourth proportional to 12,064.28, 16,649.74 and 6,760.18 is: 9,329.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.28 : 16,649.74 = 6,760.18 : x
  2. Step 2: Convert to fraction form
    12,064.28/16,649.74 = 6,760.18/x
  3. Step 3: Cross multiply
    12,064.28x = 16,649.74 × 6,760.18
  4. Step 4: Simplify right side
    12,064.28x = 112,555,239.35
  5. Step 5: Solve for x
    x = 112,555,239.35/12,064.28
  6. Step 6: Final answer
    x = 9,329.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.