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Finding the Fourth Proportional to 8,253.63, 12,372.87 and 3,570.69

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Solution

The fourth proportional to 8,253.63, 12,372.87 and 3,570.69 is: 5,352.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.63 : 12,372.87 = 3,570.69 : x
  2. Step 2: Convert to fraction form
    8,253.63/12,372.87 = 3,570.69/x
  3. Step 3: Cross multiply
    8,253.63x = 12,372.87 × 3,570.69
  4. Step 4: Simplify right side
    8,253.63x = 44,179,683.18
  5. Step 5: Solve for x
    x = 44,179,683.18/8,253.63
  6. Step 6: Final answer
    x = 5,352.76

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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.