Home / 8,732.64-12,048.48-5,194.56

Finding the Fourth Proportional to 8,732.64, 12,048.48 and 5,194.56

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Solution

The fourth proportional to 8,732.64, 12,048.48 and 5,194.56 is: 7,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732.64 : 12,048.48 = 5,194.56 : x
  2. Step 2: Convert to fraction form
    8,732.64/12,048.48 = 5,194.56/x
  3. Step 3: Cross multiply
    8,732.64x = 12,048.48 × 5,194.56
  4. Step 4: Simplify right side
    8,732.64x = 62,586,552.27
  5. Step 5: Solve for x
    x = 62,586,552.27/8,732.64
  6. Step 6: Final answer
    x = 7,166.97

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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.