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Finding the Fourth Proportional to 3,536.07, 4,879.62 and 1,964.04

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Solution

The fourth proportional to 3,536.07, 4,879.62 and 1,964.04 is: 2,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.07 : 4,879.62 = 1,964.04 : x
  2. Step 2: Convert to fraction form
    3,536.07/4,879.62 = 1,964.04/x
  3. Step 3: Cross multiply
    3,536.07x = 4,879.62 × 1,964.04
  4. Step 4: Simplify right side
    3,536.07x = 9,583,768.86
  5. Step 5: Solve for x
    x = 9,583,768.86/3,536.07
  6. Step 6: Final answer
    x = 2,710.29

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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.