Home / 4,739.60-7,109.38-1,452.27

Finding the Fourth Proportional to 4,739.60, 7,109.38 and 1,452.27

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Solution

The fourth proportional to 4,739.60, 7,109.38 and 1,452.27 is: 2,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.60 : 7,109.38 = 1,452.27 : x
  2. Step 2: Convert to fraction form
    4,739.60/7,109.38 = 1,452.27/x
  3. Step 3: Cross multiply
    4,739.60x = 7,109.38 × 1,452.27
  4. Step 4: Simplify right side
    4,739.60x = 10,324,739.29
  5. Step 5: Solve for x
    x = 10,324,739.29/4,739.60
  6. Step 6: Final answer
    x = 2,178.40

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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.