Home / 3,285.58-4,530.23-2,654.15

Finding the Fourth Proportional to 3,285.58, 4,530.23 and 2,654.15

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Solution

The fourth proportional to 3,285.58, 4,530.23 and 2,654.15 is: 3,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.58 : 4,530.23 = 2,654.15 : x
  2. Step 2: Convert to fraction form
    3,285.58/4,530.23 = 2,654.15/x
  3. Step 3: Cross multiply
    3,285.58x = 4,530.23 × 2,654.15
  4. Step 4: Simplify right side
    3,285.58x = 12,023,912.76
  5. Step 5: Solve for x
    x = 12,023,912.76/3,285.58
  6. Step 6: Final answer
    x = 3,659.60

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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.