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Finding the Fourth Proportional to 5,707.16, 8,555.14 and 2,935.16

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Solution

The fourth proportional to 5,707.16, 8,555.14 and 2,935.16 is: 4,399.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.16 : 8,555.14 = 2,935.16 : x
  2. Step 2: Convert to fraction form
    5,707.16/8,555.14 = 2,935.16/x
  3. Step 3: Cross multiply
    5,707.16x = 8,555.14 × 2,935.16
  4. Step 4: Simplify right side
    5,707.16x = 25,110,704.72
  5. Step 5: Solve for x
    x = 25,110,704.72/5,707.16
  6. Step 6: Final answer
    x = 4,399.86

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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.