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Finding the Fourth Proportional to 9,575.28, 13,213.98 and 5,849.28

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Solution

The fourth proportional to 9,575.28, 13,213.98 and 5,849.28 is: 8,072.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,575.28 : 13,213.98 = 5,849.28 : x
  2. Step 2: Convert to fraction form
    9,575.28/13,213.98 = 5,849.28/x
  3. Step 3: Cross multiply
    9,575.28x = 13,213.98 × 5,849.28
  4. Step 4: Simplify right side
    9,575.28x = 77,292,268.93
  5. Step 5: Solve for x
    x = 77,292,268.93/9,575.28
  6. Step 6: Final answer
    x = 8,072.06

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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.