Home / 5,458.34-8,180.90-2,492.72

Finding the Fourth Proportional to 5,458.34, 8,180.90 and 2,492.72

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Solution

The fourth proportional to 5,458.34, 8,180.90 and 2,492.72 is: 3,736.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.34 : 8,180.90 = 2,492.72 : x
  2. Step 2: Convert to fraction form
    5,458.34/8,180.90 = 2,492.72/x
  3. Step 3: Cross multiply
    5,458.34x = 8,180.90 × 2,492.72
  4. Step 4: Simplify right side
    5,458.34x = 20,392,693.05
  5. Step 5: Solve for x
    x = 20,392,693.05/5,458.34
  6. Step 6: Final answer
    x = 3,736.06

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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.