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Finding the Fourth Proportional to 9,598.28, 13,245.72 and 5,872.28

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Solution

The fourth proportional to 9,598.28, 13,245.72 and 5,872.28 is: 8,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,598.28 : 13,245.72 = 5,872.28 : x
  2. Step 2: Convert to fraction form
    9,598.28/13,245.72 = 5,872.28/x
  3. Step 3: Cross multiply
    9,598.28x = 13,245.72 × 5,872.28
  4. Step 4: Simplify right side
    9,598.28x = 77,782,576.64
  5. Step 5: Solve for x
    x = 77,782,576.64/9,598.28
  6. Step 6: Final answer
    x = 8,103.80

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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.