Home / 3,352.56-4,623.52-2,172.40

Finding the Fourth Proportional to 3,352.56, 4,623.52 and 2,172.40

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Solution

The fourth proportional to 3,352.56, 4,623.52 and 2,172.40 is: 2,995.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.56 : 4,623.52 = 2,172.40 : x
  2. Step 2: Convert to fraction form
    3,352.56/4,623.52 = 2,172.40/x
  3. Step 3: Cross multiply
    3,352.56x = 4,623.52 × 2,172.40
  4. Step 4: Simplify right side
    3,352.56x = 10,044,134.85
  5. Step 5: Solve for x
    x = 10,044,134.85/3,352.56
  6. Step 6: Final answer
    x = 2,995.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.