Home / 4,769.72-7,151.37-1,844.60

Finding the Fourth Proportional to 4,769.72, 7,151.37 and 1,844.60

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Solution

The fourth proportional to 4,769.72, 7,151.37 and 1,844.60 is: 2,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.72 : 7,151.37 = 1,844.60 : x
  2. Step 2: Convert to fraction form
    4,769.72/7,151.37 = 1,844.60/x
  3. Step 3: Cross multiply
    4,769.72x = 7,151.37 × 1,844.60
  4. Step 4: Simplify right side
    4,769.72x = 13,191,417.10
  5. Step 5: Solve for x
    x = 13,191,417.10/4,769.72
  6. Step 6: Final answer
    x = 2,765.66

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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.