Home / 4,761.23-7,143.66-1,475.46

Finding the Fourth Proportional to 4,761.23, 7,143.66 and 1,475.46

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Solution

The fourth proportional to 4,761.23, 7,143.66 and 1,475.46 is: 2,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.23 : 7,143.66 = 1,475.46 : x
  2. Step 2: Convert to fraction form
    4,761.23/7,143.66 = 1,475.46/x
  3. Step 3: Cross multiply
    4,761.23x = 7,143.66 × 1,475.46
  4. Step 4: Simplify right side
    4,761.23x = 10,540,184.58
  5. Step 5: Solve for x
    x = 10,540,184.58/4,761.23
  6. Step 6: Final answer
    x = 2,213.75

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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.