Home / 12,606.74-17,396.60-6,941.27

Finding the Fourth Proportional to 12,606.74, 17,396.60 and 6,941.27

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Solution

The fourth proportional to 12,606.74, 17,396.60 and 6,941.27 is: 9,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.74 : 17,396.60 = 6,941.27 : x
  2. Step 2: Convert to fraction form
    12,606.74/17,396.60 = 6,941.27/x
  3. Step 3: Cross multiply
    12,606.74x = 17,396.60 × 6,941.27
  4. Step 4: Simplify right side
    12,606.74x = 120,754,375.99
  5. Step 5: Solve for x
    x = 120,754,375.99/12,606.74
  6. Step 6: Final answer
    x = 9,578.56

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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.