Home / 11,466.90-15,824.96-8,629.17

Finding the Fourth Proportional to 11,466.90, 15,824.96 and 8,629.17

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Solution

The fourth proportional to 11,466.90, 15,824.96 and 8,629.17 is: 11,908.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,466.90 : 15,824.96 = 8,629.17 : x
  2. Step 2: Convert to fraction form
    11,466.90/15,824.96 = 8,629.17/x
  3. Step 3: Cross multiply
    11,466.90x = 15,824.96 × 8,629.17
  4. Step 4: Simplify right side
    11,466.90x = 136,556,270.08
  5. Step 5: Solve for x
    x = 136,556,270.08/11,466.90
  6. Step 6: Final answer
    x = 11,908.73

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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.