Home / 4,005.15-5,527.08-2,236.65

Finding the Fourth Proportional to 4,005.15, 5,527.08 and 2,236.65

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Solution

The fourth proportional to 4,005.15, 5,527.08 and 2,236.65 is: 3,086.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.15 : 5,527.08 = 2,236.65 : x
  2. Step 2: Convert to fraction form
    4,005.15/5,527.08 = 2,236.65/x
  3. Step 3: Cross multiply
    4,005.15x = 5,527.08 × 2,236.65
  4. Step 4: Simplify right side
    4,005.15x = 12,362,143.48
  5. Step 5: Solve for x
    x = 12,362,143.48/4,005.15
  6. Step 6: Final answer
    x = 3,086.56

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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.