Home / 4,739.81-7,107.38-1,452.11

Finding the Fourth Proportional to 4,739.81, 7,107.38 and 1,452.11

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Solution

The fourth proportional to 4,739.81, 7,107.38 and 1,452.11 is: 2,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.81 : 7,107.38 = 1,452.11 : x
  2. Step 2: Convert to fraction form
    4,739.81/7,107.38 = 1,452.11/x
  3. Step 3: Cross multiply
    4,739.81x = 7,107.38 × 1,452.11
  4. Step 4: Simplify right side
    4,739.81x = 10,320,690.31
  5. Step 5: Solve for x
    x = 10,320,690.31/4,739.81
  6. Step 6: Final answer
    x = 2,177.45

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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.