Home / 3,424.57-5,137.31-1,527.01

Finding the Fourth Proportional to 3,424.57, 5,137.31 and 1,527.01

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Solution

The fourth proportional to 3,424.57, 5,137.31 and 1,527.01 is: 2,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.57 : 5,137.31 = 1,527.01 : x
  2. Step 2: Convert to fraction form
    3,424.57/5,137.31 = 1,527.01/x
  3. Step 3: Cross multiply
    3,424.57x = 5,137.31 × 1,527.01
  4. Step 4: Simplify right side
    3,424.57x = 7,844,723.74
  5. Step 5: Solve for x
    x = 7,844,723.74/3,424.57
  6. Step 6: Final answer
    x = 2,290.72

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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.