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Finding the Fourth Proportional to 3,328, 4,592.55 and 1,835.92

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Solution

The fourth proportional to 3,328, 4,592.55 and 1,835.92 is: 2,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328 : 4,592.55 = 1,835.92 : x
  2. Step 2: Convert to fraction form
    3,328/4,592.55 = 1,835.92/x
  3. Step 3: Cross multiply
    3,328x = 4,592.55 × 1,835.92
  4. Step 4: Simplify right side
    3,328x = 8,431,554.40
  5. Step 5: Solve for x
    x = 8,431,554.40/3,328
  6. Step 6: Final answer
    x = 2,533.52

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1.5x scale

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.