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Finding the Fourth Proportional to 5,712.66, 8,569.86 and 2,014.24

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Solution

The fourth proportional to 5,712.66, 8,569.86 and 2,014.24 is: 3,021.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.66 : 8,569.86 = 2,014.24 : x
  2. Step 2: Convert to fraction form
    5,712.66/8,569.86 = 2,014.24/x
  3. Step 3: Cross multiply
    5,712.66x = 8,569.86 × 2,014.24
  4. Step 4: Simplify right side
    5,712.66x = 17,261,754.81
  5. Step 5: Solve for x
    x = 17,261,754.81/5,712.66
  6. Step 6: Final answer
    x = 3,021.67

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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.