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Finding the Fourth Proportional to 6,649.16, 9,976.62 and 3,567.56

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Solution

The fourth proportional to 6,649.16, 9,976.62 and 3,567.56 is: 5,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649.16 : 9,976.62 = 3,567.56 : x
  2. Step 2: Convert to fraction form
    6,649.16/9,976.62 = 3,567.56/x
  3. Step 3: Cross multiply
    6,649.16x = 9,976.62 × 3,567.56
  4. Step 4: Simplify right side
    6,649.16x = 35,592,190.45
  5. Step 5: Solve for x
    x = 35,592,190.45/6,649.16
  6. Step 6: Final answer
    x = 5,352.89

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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.