Home / 3,281.51-4,527.39-2,103.27

Finding the Fourth Proportional to 3,281.51, 4,527.39 and 2,103.27

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Solution

The fourth proportional to 3,281.51, 4,527.39 and 2,103.27 is: 2,901.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.51 : 4,527.39 = 2,103.27 : x
  2. Step 2: Convert to fraction form
    3,281.51/4,527.39 = 2,103.27/x
  3. Step 3: Cross multiply
    3,281.51x = 4,527.39 × 2,103.27
  4. Step 4: Simplify right side
    3,281.51x = 9,522,314.47
  5. Step 5: Solve for x
    x = 9,522,314.47/3,281.51
  6. Step 6: Final answer
    x = 2,901.81

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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.