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Finding the Fourth Proportional to 9,562.74, 13,195.62 and 5,583.30

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Solution

The fourth proportional to 9,562.74, 13,195.62 and 5,583.30 is: 7,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,562.74 : 13,195.62 = 5,583.30 : x
  2. Step 2: Convert to fraction form
    9,562.74/13,195.62 = 5,583.30/x
  3. Step 3: Cross multiply
    9,562.74x = 13,195.62 × 5,583.30
  4. Step 4: Simplify right side
    9,562.74x = 73,675,105.15
  5. Step 5: Solve for x
    x = 73,675,105.15/9,562.74
  6. Step 6: Final answer
    x = 7,704.39

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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.