Home / 4,976-7,458.96-2,055.92

Finding the Fourth Proportional to 4,976, 7,458.96 and 2,055.92

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Solution

The fourth proportional to 4,976, 7,458.96 and 2,055.92 is: 3,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976 : 7,458.96 = 2,055.92 : x
  2. Step 2: Convert to fraction form
    4,976/7,458.96 = 2,055.92/x
  3. Step 3: Cross multiply
    4,976x = 7,458.96 × 2,055.92
  4. Step 4: Simplify right side
    4,976x = 15,335,025.04
  5. Step 5: Solve for x
    x = 15,335,025.04/4,976
  6. Step 6: Final answer
    x = 3,081.80

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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.