Home / 4,740.56-7,112.20-1,454.13

Finding the Fourth Proportional to 4,740.56, 7,112.20 and 1,454.13

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Solution

The fourth proportional to 4,740.56, 7,112.20 and 1,454.13 is: 2,181.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.56 : 7,112.20 = 1,454.13 : x
  2. Step 2: Convert to fraction form
    4,740.56/7,112.20 = 1,454.13/x
  3. Step 3: Cross multiply
    4,740.56x = 7,112.20 × 1,454.13
  4. Step 4: Simplify right side
    4,740.56x = 10,342,059.75
  5. Step 5: Solve for x
    x = 10,342,059.75/4,740.56
  6. Step 6: Final answer
    x = 2,181.61

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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.