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Finding the Fourth Proportional to 5,914.58, 8,871.86 and 2,993.72

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Solution

The fourth proportional to 5,914.58, 8,871.86 and 2,993.72 is: 4,490.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.58 : 8,871.86 = 2,993.72 : x
  2. Step 2: Convert to fraction form
    5,914.58/8,871.86 = 2,993.72/x
  3. Step 3: Cross multiply
    5,914.58x = 8,871.86 × 2,993.72
  4. Step 4: Simplify right side
    5,914.58x = 26,559,864.72
  5. Step 5: Solve for x
    x = 26,559,864.72/5,914.58
  6. Step 6: Final answer
    x = 4,490.57

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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.