Home / 9,992.72-14,989.13-2,596.66

Finding the Fourth Proportional to 9,992.72, 14,989.13 and 2,596.66

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Solution

The fourth proportional to 9,992.72, 14,989.13 and 2,596.66 is: 3,895.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,992.72 : 14,989.13 = 2,596.66 : x
  2. Step 2: Convert to fraction form
    9,992.72/14,989.13 = 2,596.66/x
  3. Step 3: Cross multiply
    9,992.72x = 14,989.13 × 2,596.66
  4. Step 4: Simplify right side
    9,992.72x = 38,921,633.59
  5. Step 5: Solve for x
    x = 38,921,633.59/9,992.72
  6. Step 6: Final answer
    x = 3,895.00

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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.