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Finding the Fourth Proportional to 5,746.27, 8,619.12 and 3,375.67

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Solution

The fourth proportional to 5,746.27, 8,619.12 and 3,375.67 is: 5,063.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.27 : 8,619.12 = 3,375.67 : x
  2. Step 2: Convert to fraction form
    5,746.27/8,619.12 = 3,375.67/x
  3. Step 3: Cross multiply
    5,746.27x = 8,619.12 × 3,375.67
  4. Step 4: Simplify right side
    5,746.27x = 29,095,304.81
  5. Step 5: Solve for x
    x = 29,095,304.81/5,746.27
  6. Step 6: Final answer
    x = 5,063.34

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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.