Home / 3,527.27-4,867.47-2,111.75

Finding the Fourth Proportional to 3,527.27, 4,867.47 and 2,111.75

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Solution

The fourth proportional to 3,527.27, 4,867.47 and 2,111.75 is: 2,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.27 : 4,867.47 = 2,111.75 : x
  2. Step 2: Convert to fraction form
    3,527.27/4,867.47 = 2,111.75/x
  3. Step 3: Cross multiply
    3,527.27x = 4,867.47 × 2,111.75
  4. Step 4: Simplify right side
    3,527.27x = 10,278,854.06
  5. Step 5: Solve for x
    x = 10,278,854.06/3,527.27
  6. Step 6: Final answer
    x = 2,914.11

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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.