Home / 3,343.44-4,986.89-3,150.72

Finding the Fourth Proportional to 3,343.44, 4,986.89 and 3,150.72

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Solution

The fourth proportional to 3,343.44, 4,986.89 and 3,150.72 is: 4,699.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.44 : 4,986.89 = 3,150.72 : x
  2. Step 2: Convert to fraction form
    3,343.44/4,986.89 = 3,150.72/x
  3. Step 3: Cross multiply
    3,343.44x = 4,986.89 × 3,150.72
  4. Step 4: Simplify right side
    3,343.44x = 15,712,278.31
  5. Step 5: Solve for x
    x = 15,712,278.31/3,343.44
  6. Step 6: Final answer
    x = 4,699.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.