Home / 3,074.64-4,614.40-1,344.48

Finding the Fourth Proportional to 3,074.64, 4,614.40 and 1,344.48

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Solution

The fourth proportional to 3,074.64, 4,614.40 and 1,344.48 is: 2,017.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.64 : 4,614.40 = 1,344.48 : x
  2. Step 2: Convert to fraction form
    3,074.64/4,614.40 = 1,344.48/x
  3. Step 3: Cross multiply
    3,074.64x = 4,614.40 × 1,344.48
  4. Step 4: Simplify right side
    3,074.64x = 6,203,968.51
  5. Step 5: Solve for x
    x = 6,203,968.51/3,074.64
  6. Step 6: Final answer
    x = 2,017.79

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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.