Home / 12,364.91-17,063.57-6,699.69

Finding the Fourth Proportional to 12,364.91, 17,063.57 and 6,699.69

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Solution

The fourth proportional to 12,364.91, 17,063.57 and 6,699.69 is: 9,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.91 : 17,063.57 = 6,699.69 : x
  2. Step 2: Convert to fraction form
    12,364.91/17,063.57 = 6,699.69/x
  3. Step 3: Cross multiply
    12,364.91x = 17,063.57 × 6,699.69
  4. Step 4: Simplify right side
    12,364.91x = 114,320,629.29
  5. Step 5: Solve for x
    x = 114,320,629.29/12,364.91
  6. Step 6: Final answer
    x = 9,245.57

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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.