Home / 3,281.64-4,527.06-1,954.92

Finding the Fourth Proportional to 3,281.64, 4,527.06 and 1,954.92

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Solution

The fourth proportional to 3,281.64, 4,527.06 and 1,954.92 is: 2,696.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.64 : 4,527.06 = 1,954.92 : x
  2. Step 2: Convert to fraction form
    3,281.64/4,527.06 = 1,954.92/x
  3. Step 3: Cross multiply
    3,281.64x = 4,527.06 × 1,954.92
  4. Step 4: Simplify right side
    3,281.64x = 8,850,040.14
  5. Step 5: Solve for x
    x = 8,850,040.14/3,281.64
  6. Step 6: Final answer
    x = 2,696.83

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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.