Home / 11,756.63-17,629.38-6,827.69

Finding the Fourth Proportional to 11,756.63, 17,629.38 and 6,827.69

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Solution

The fourth proportional to 11,756.63, 17,629.38 and 6,827.69 is: 10,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.63 : 17,629.38 = 6,827.69 : x
  2. Step 2: Convert to fraction form
    11,756.63/17,629.38 = 6,827.69/x
  3. Step 3: Cross multiply
    11,756.63x = 17,629.38 × 6,827.69
  4. Step 4: Simplify right side
    11,756.63x = 120,367,941.53
  5. Step 5: Solve for x
    x = 120,367,941.53/11,756.63
  6. Step 6: Final answer
    x = 10,238.30

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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.