Home / 12,062.90-18,083.00-6,507.92

Finding the Fourth Proportional to 12,062.90, 18,083.00 and 6,507.92

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Solution

The fourth proportional to 12,062.90, 18,083.00 and 6,507.92 is: 9,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.90 : 18,083.00 = 6,507.92 : x
  2. Step 2: Convert to fraction form
    12,062.90/18,083.00 = 6,507.92/x
  3. Step 3: Cross multiply
    12,062.90x = 18,083.00 × 6,507.92
  4. Step 4: Simplify right side
    12,062.90x = 117,682,643.21
  5. Step 5: Solve for x
    x = 117,682,643.21/12,062.90
  6. Step 6: Final answer
    x = 9,755.75

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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.