Home / 12,151.35-16,770.24-6,846.66

Finding the Fourth Proportional to 12,151.35, 16,770.24 and 6,846.66

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Solution

The fourth proportional to 12,151.35, 16,770.24 and 6,846.66 is: 9,449.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151.35 : 16,770.24 = 6,846.66 : x
  2. Step 2: Convert to fraction form
    12,151.35/16,770.24 = 6,846.66/x
  3. Step 3: Cross multiply
    12,151.35x = 16,770.24 × 6,846.66
  4. Step 4: Simplify right side
    12,151.35x = 114,820,131.40
  5. Step 5: Solve for x
    x = 114,820,131.40/12,151.35
  6. Step 6: Final answer
    x = 9,449.17

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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.