Home / 8,153.27-12,235.05-3,473.28

Finding the Fourth Proportional to 8,153.27, 12,235.05 and 3,473.28

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Solution

The fourth proportional to 8,153.27, 12,235.05 and 3,473.28 is: 5,212.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153.27 : 12,235.05 = 3,473.28 : x
  2. Step 2: Convert to fraction form
    8,153.27/12,235.05 = 3,473.28/x
  3. Step 3: Cross multiply
    8,153.27x = 12,235.05 × 3,473.28
  4. Step 4: Simplify right side
    8,153.27x = 42,495,754.46
  5. Step 5: Solve for x
    x = 42,495,754.46/8,153.27
  6. Step 6: Final answer
    x = 5,212.11

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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.