Home / 3,362.58-5,030.82-2,928.78

Finding the Fourth Proportional to 3,362.58, 5,030.82 and 2,928.78

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Solution

The fourth proportional to 3,362.58, 5,030.82 and 2,928.78 is: 4,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.58 : 5,030.82 = 2,928.78 : x
  2. Step 2: Convert to fraction form
    3,362.58/5,030.82 = 2,928.78/x
  3. Step 3: Cross multiply
    3,362.58x = 5,030.82 × 2,928.78
  4. Step 4: Simplify right side
    3,362.58x = 14,734,165.00
  5. Step 5: Solve for x
    x = 14,734,165.00/3,362.58
  6. Step 6: Final answer
    x = 4,381.80

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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.