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Finding the Fourth Proportional to 11,369.02, 17,034.99 and 6,977.20

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Solution

The fourth proportional to 11,369.02, 17,034.99 and 6,977.20 is: 10,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369.02 : 17,034.99 = 6,977.20 : x
  2. Step 2: Convert to fraction form
    11,369.02/17,034.99 = 6,977.20/x
  3. Step 3: Cross multiply
    11,369.02x = 17,034.99 × 6,977.20
  4. Step 4: Simplify right side
    11,369.02x = 118,856,532.23
  5. Step 5: Solve for x
    x = 118,856,532.23/11,369.02
  6. Step 6: Final answer
    x = 10,454.42

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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.