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Finding the Fourth Proportional to 5,335.70, 8,004.31 and 2,867.18

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Solution

The fourth proportional to 5,335.70, 8,004.31 and 2,867.18 is: 4,301.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.70 : 8,004.31 = 2,867.18 : x
  2. Step 2: Convert to fraction form
    5,335.70/8,004.31 = 2,867.18/x
  3. Step 3: Cross multiply
    5,335.70x = 8,004.31 × 2,867.18
  4. Step 4: Simplify right side
    5,335.70x = 22,949,750.36
  5. Step 5: Solve for x
    x = 22,949,750.36/5,335.70
  6. Step 6: Final answer
    x = 4,301.17

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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.