Home / 3,303.25-4,558.34-1,977.68

Finding the Fourth Proportional to 3,303.25, 4,558.34 and 1,977.68

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Solution

The fourth proportional to 3,303.25, 4,558.34 and 1,977.68 is: 2,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.25 : 4,558.34 = 1,977.68 : x
  2. Step 2: Convert to fraction form
    3,303.25/4,558.34 = 1,977.68/x
  3. Step 3: Cross multiply
    3,303.25x = 4,558.34 × 1,977.68
  4. Step 4: Simplify right side
    3,303.25x = 9,014,939.36
  5. Step 5: Solve for x
    x = 9,014,939.36/3,303.25
  6. Step 6: Final answer
    x = 2,729.11

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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.