Home / 11,884.98-16,401.39-6,580.29

Finding the Fourth Proportional to 11,884.98, 16,401.39 and 6,580.29

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Solution

The fourth proportional to 11,884.98, 16,401.39 and 6,580.29 is: 9,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.98 : 16,401.39 = 6,580.29 : x
  2. Step 2: Convert to fraction form
    11,884.98/16,401.39 = 6,580.29/x
  3. Step 3: Cross multiply
    11,884.98x = 16,401.39 × 6,580.29
  4. Step 4: Simplify right side
    11,884.98x = 107,925,902.60
  5. Step 5: Solve for x
    x = 107,925,902.60/11,884.98
  6. Step 6: Final answer
    x = 9,080.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.