Home / 4,821.30-6,652.85-2,725.42

Finding the Fourth Proportional to 4,821.30, 6,652.85 and 2,725.42

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Solution

The fourth proportional to 4,821.30, 6,652.85 and 2,725.42 is: 3,760.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.30 : 6,652.85 = 2,725.42 : x
  2. Step 2: Convert to fraction form
    4,821.30/6,652.85 = 2,725.42/x
  3. Step 3: Cross multiply
    4,821.30x = 6,652.85 × 2,725.42
  4. Step 4: Simplify right side
    4,821.30x = 18,131,796.82
  5. Step 5: Solve for x
    x = 18,131,796.82/4,821.30
  6. Step 6: Final answer
    x = 3,760.77

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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.