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Finding the Fourth Proportional to 5,953.12, 8,928.40 and 3,758.92

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Solution

The fourth proportional to 5,953.12, 8,928.40 and 3,758.92 is: 5,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,953.12 : 8,928.40 = 3,758.92 : x
  2. Step 2: Convert to fraction form
    5,953.12/8,928.40 = 3,758.92/x
  3. Step 3: Cross multiply
    5,953.12x = 8,928.40 × 3,758.92
  4. Step 4: Simplify right side
    5,953.12x = 33,561,141.33
  5. Step 5: Solve for x
    x = 33,561,141.33/5,953.12
  6. Step 6: Final answer
    x = 5,637.57

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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.