Home / 9,953.28-13,743.27-6,181.92

Finding the Fourth Proportional to 9,953.28, 13,743.27 and 6,181.92

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Solution

The fourth proportional to 9,953.28, 13,743.27 and 6,181.92 is: 8,535.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953.28 : 13,743.27 = 6,181.92 : x
  2. Step 2: Convert to fraction form
    9,953.28/13,743.27 = 6,181.92/x
  3. Step 3: Cross multiply
    9,953.28x = 13,743.27 × 6,181.92
  4. Step 4: Simplify right side
    9,953.28x = 84,959,795.68
  5. Step 5: Solve for x
    x = 84,959,795.68/9,953.28
  6. Step 6: Final answer
    x = 8,535.86

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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.