Home / 4,746.80-7,121.19-1,627.04

Finding the Fourth Proportional to 4,746.80, 7,121.19 and 1,627.04

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Solution

The fourth proportional to 4,746.80, 7,121.19 and 1,627.04 is: 2,440.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.80 : 7,121.19 = 1,627.04 : x
  2. Step 2: Convert to fraction form
    4,746.80/7,121.19 = 1,627.04/x
  3. Step 3: Cross multiply
    4,746.80x = 7,121.19 × 1,627.04
  4. Step 4: Simplify right side
    4,746.80x = 11,586,425.37
  5. Step 5: Solve for x
    x = 11,586,425.37/4,746.80
  6. Step 6: Final answer
    x = 2,440.89

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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.