Home / 3,055.83-4,580.42-2,187.51

Finding the Fourth Proportional to 3,055.83, 4,580.42 and 2,187.51

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Solution

The fourth proportional to 3,055.83, 4,580.42 and 2,187.51 is: 3,278.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.83 : 4,580.42 = 2,187.51 : x
  2. Step 2: Convert to fraction form
    3,055.83/4,580.42 = 2,187.51/x
  3. Step 3: Cross multiply
    3,055.83x = 4,580.42 × 2,187.51
  4. Step 4: Simplify right side
    3,055.83x = 10,019,703.62
  5. Step 5: Solve for x
    x = 10,019,703.62/3,055.83
  6. Step 6: Final answer
    x = 3,278.88

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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.