Home / 12,065.26-16,649.85-6,760.06

Finding the Fourth Proportional to 12,065.26, 16,649.85 and 6,760.06

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Solution

The fourth proportional to 12,065.26, 16,649.85 and 6,760.06 is: 9,328.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.26 : 16,649.85 = 6,760.06 : x
  2. Step 2: Convert to fraction form
    12,065.26/16,649.85 = 6,760.06/x
  3. Step 3: Cross multiply
    12,065.26x = 16,649.85 × 6,760.06
  4. Step 4: Simplify right side
    12,065.26x = 112,553,984.99
  5. Step 5: Solve for x
    x = 112,553,984.99/12,065.26
  6. Step 6: Final answer
    x = 9,328.77

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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.