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Finding the Fourth Proportional to 4,495.92, 6,744.78 and 1,722.67

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Solution

The fourth proportional to 4,495.92, 6,744.78 and 1,722.67 is: 2,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.92 : 6,744.78 = 1,722.67 : x
  2. Step 2: Convert to fraction form
    4,495.92/6,744.78 = 1,722.67/x
  3. Step 3: Cross multiply
    4,495.92x = 6,744.78 × 1,722.67
  4. Step 4: Simplify right side
    4,495.92x = 11,619,030.16
  5. Step 5: Solve for x
    x = 11,619,030.16/4,495.92
  6. Step 6: Final answer
    x = 2,584.35

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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.