Home / 5,055.60-7,583.76-1,768.56

Finding the Fourth Proportional to 5,055.60, 7,583.76 and 1,768.56

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Solution

The fourth proportional to 5,055.60, 7,583.76 and 1,768.56 is: 2,652.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.60 : 7,583.76 = 1,768.56 : x
  2. Step 2: Convert to fraction form
    5,055.60/7,583.76 = 1,768.56/x
  3. Step 3: Cross multiply
    5,055.60x = 7,583.76 × 1,768.56
  4. Step 4: Simplify right side
    5,055.60x = 13,412,334.59
  5. Step 5: Solve for x
    x = 13,412,334.59/5,055.60
  6. Step 6: Final answer
    x = 2,652.97

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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.