Home / 11,068.20-16,610.40-7,369.20

Finding the Fourth Proportional to 11,068.20, 16,610.40 and 7,369.20

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Solution

The fourth proportional to 11,068.20, 16,610.40 and 7,369.20 is: 11,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068.20 : 16,610.40 = 7,369.20 : x
  2. Step 2: Convert to fraction form
    11,068.20/16,610.40 = 7,369.20/x
  3. Step 3: Cross multiply
    11,068.20x = 16,610.40 × 7,369.20
  4. Step 4: Simplify right side
    11,068.20x = 122,405,359.68
  5. Step 5: Solve for x
    x = 122,405,359.68/11,068.20
  6. Step 6: Final answer
    x = 11,059.19

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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.