Home / 11,965.56-17,946.90-3,201.16

Finding the Fourth Proportional to 11,965.56, 17,946.90 and 3,201.16

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Solution

The fourth proportional to 11,965.56, 17,946.90 and 3,201.16 is: 4,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.56 : 17,946.90 = 3,201.16 : x
  2. Step 2: Convert to fraction form
    11,965.56/17,946.90 = 3,201.16/x
  3. Step 3: Cross multiply
    11,965.56x = 17,946.90 × 3,201.16
  4. Step 4: Simplify right side
    11,965.56x = 57,450,898.40
  5. Step 5: Solve for x
    x = 57,450,898.40/11,965.56
  6. Step 6: Final answer
    x = 4,801.35

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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.