Home / 9,085.90-13,629.63-2,512.09

Finding the Fourth Proportional to 9,085.90, 13,629.63 and 2,512.09

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Solution

The fourth proportional to 9,085.90, 13,629.63 and 2,512.09 is: 3,768.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.90 : 13,629.63 = 2,512.09 : x
  2. Step 2: Convert to fraction form
    9,085.90/13,629.63 = 2,512.09/x
  3. Step 3: Cross multiply
    9,085.90x = 13,629.63 × 2,512.09
  4. Step 4: Simplify right side
    9,085.90x = 34,238,857.23
  5. Step 5: Solve for x
    x = 34,238,857.23/9,085.90
  6. Step 6: Final answer
    x = 3,768.35

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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.