Home / 3,424.87-4,722.03-2,858.52

Finding the Fourth Proportional to 3,424.87, 4,722.03 and 2,858.52

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Solution

The fourth proportional to 3,424.87, 4,722.03 and 2,858.52 is: 3,941.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.87 : 4,722.03 = 2,858.52 : x
  2. Step 2: Convert to fraction form
    3,424.87/4,722.03 = 2,858.52/x
  3. Step 3: Cross multiply
    3,424.87x = 4,722.03 × 2,858.52
  4. Step 4: Simplify right side
    3,424.87x = 13,498,017.20
  5. Step 5: Solve for x
    x = 13,498,017.20/3,424.87
  6. Step 6: Final answer
    x = 3,941.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.