Home / 4,764.56-7,144.20-1,432.35

Finding the Fourth Proportional to 4,764.56, 7,144.20 and 1,432.35

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Solution

The fourth proportional to 4,764.56, 7,144.20 and 1,432.35 is: 2,147.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.56 : 7,144.20 = 1,432.35 : x
  2. Step 2: Convert to fraction form
    4,764.56/7,144.20 = 1,432.35/x
  3. Step 3: Cross multiply
    4,764.56x = 7,144.20 × 1,432.35
  4. Step 4: Simplify right side
    4,764.56x = 10,232,994.87
  5. Step 5: Solve for x
    x = 10,232,994.87/4,764.56
  6. Step 6: Final answer
    x = 2,147.73

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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.