Home / 2,952.22-4,423.52-1,720.67

Finding the Fourth Proportional to 2,952.22, 4,423.52 and 1,720.67

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Solution

The fourth proportional to 2,952.22, 4,423.52 and 1,720.67 is: 2,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.22 : 4,423.52 = 1,720.67 : x
  2. Step 2: Convert to fraction form
    2,952.22/4,423.52 = 1,720.67/x
  3. Step 3: Cross multiply
    2,952.22x = 4,423.52 × 1,720.67
  4. Step 4: Simplify right side
    2,952.22x = 7,611,418.16
  5. Step 5: Solve for x
    x = 7,611,418.16/2,952.22
  6. Step 6: Final answer
    x = 2,578.20

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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.