Home / 11,325.06-16,992.18-5,080.86

Finding the Fourth Proportional to 11,325.06, 16,992.18 and 5,080.86

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Solution

The fourth proportional to 11,325.06, 16,992.18 and 5,080.86 is: 7,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.06 : 16,992.18 = 5,080.86 : x
  2. Step 2: Convert to fraction form
    11,325.06/16,992.18 = 5,080.86/x
  3. Step 3: Cross multiply
    11,325.06x = 16,992.18 × 5,080.86
  4. Step 4: Simplify right side
    11,325.06x = 86,334,887.67
  5. Step 5: Solve for x
    x = 86,334,887.67/11,325.06
  6. Step 6: Final answer
    x = 7,623.35

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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.