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Finding the Fourth Proportional to 7,264.26, 9,954.86 and 6,564.42

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Solution

The fourth proportional to 7,264.26, 9,954.86 and 6,564.42 is: 8,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.26 : 9,954.86 = 6,564.42 : x
  2. Step 2: Convert to fraction form
    7,264.26/9,954.86 = 6,564.42/x
  3. Step 3: Cross multiply
    7,264.26x = 9,954.86 × 6,564.42
  4. Step 4: Simplify right side
    7,264.26x = 65,347,849.26
  5. Step 5: Solve for x
    x = 65,347,849.26/7,264.26
  6. Step 6: Final answer
    x = 8,995.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.