Home / 3,235.02-4,855.23-1,288.56

Finding the Fourth Proportional to 3,235.02, 4,855.23 and 1,288.56

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Solution

The fourth proportional to 3,235.02, 4,855.23 and 1,288.56 is: 1,933.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.02 : 4,855.23 = 1,288.56 : x
  2. Step 2: Convert to fraction form
    3,235.02/4,855.23 = 1,288.56/x
  3. Step 3: Cross multiply
    3,235.02x = 4,855.23 × 1,288.56
  4. Step 4: Simplify right side
    3,235.02x = 6,256,255.17
  5. Step 5: Solve for x
    x = 6,256,255.17/3,235.02
  6. Step 6: Final answer
    x = 1,933.92

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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.