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Finding the Fourth Proportional to 6,651.26, 9,973.78 and 3,534.92

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Solution

The fourth proportional to 6,651.26, 9,973.78 and 3,534.92 is: 5,300.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.26 : 9,973.78 = 3,534.92 : x
  2. Step 2: Convert to fraction form
    6,651.26/9,973.78 = 3,534.92/x
  3. Step 3: Cross multiply
    6,651.26x = 9,973.78 × 3,534.92
  4. Step 4: Simplify right side
    6,651.26x = 35,256,514.40
  5. Step 5: Solve for x
    x = 35,256,514.40/6,651.26
  6. Step 6: Final answer
    x = 5,300.73

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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.