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Finding the Fourth Proportional to 11,362.08, 17,042.95 and 3,570.90

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Solution

The fourth proportional to 11,362.08, 17,042.95 and 3,570.90 is: 5,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,362.08 : 17,042.95 = 3,570.90 : x
  2. Step 2: Convert to fraction form
    11,362.08/17,042.95 = 3,570.90/x
  3. Step 3: Cross multiply
    11,362.08x = 17,042.95 × 3,570.90
  4. Step 4: Simplify right side
    11,362.08x = 60,858,590.62
  5. Step 5: Solve for x
    x = 60,858,590.62/11,362.08
  6. Step 6: Final answer
    x = 5,356.29

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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.