Home / 3,237.02-4,855.52-928.52

Finding the Fourth Proportional to 3,237.02, 4,855.52 and 928.52

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Solution

The fourth proportional to 3,237.02, 4,855.52 and 928.52 is: 1,392.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.02 : 4,855.52 = 928.52 : x
  2. Step 2: Convert to fraction form
    3,237.02/4,855.52 = 928.52/x
  3. Step 3: Cross multiply
    3,237.02x = 4,855.52 × 928.52
  4. Step 4: Simplify right side
    3,237.02x = 4,508,447.43
  5. Step 5: Solve for x
    x = 4,508,447.43/3,237.02
  6. Step 6: Final answer
    x = 1,392.78

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1.5x scale

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.