Home / 3,329.37-4,989.87-1,574.37

Finding the Fourth Proportional to 3,329.37, 4,989.87 and 1,574.37

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Solution

The fourth proportional to 3,329.37, 4,989.87 and 1,574.37 is: 2,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.37 : 4,989.87 = 1,574.37 : x
  2. Step 2: Convert to fraction form
    3,329.37/4,989.87 = 1,574.37/x
  3. Step 3: Cross multiply
    3,329.37x = 4,989.87 × 1,574.37
  4. Step 4: Simplify right side
    3,329.37x = 7,855,901.63
  5. Step 5: Solve for x
    x = 7,855,901.63/3,329.37
  6. Step 6: Final answer
    x = 2,359.58

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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.