Home / 3,366.96-5,052.54-1,287.14

Finding the Fourth Proportional to 3,366.96, 5,052.54 and 1,287.14

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Solution

The fourth proportional to 3,366.96, 5,052.54 and 1,287.14 is: 1,931.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.96 : 5,052.54 = 1,287.14 : x
  2. Step 2: Convert to fraction form
    3,366.96/5,052.54 = 1,287.14/x
  3. Step 3: Cross multiply
    3,366.96x = 5,052.54 × 1,287.14
  4. Step 4: Simplify right side
    3,366.96x = 6,503,296.25
  5. Step 5: Solve for x
    x = 6,503,296.25/3,366.96
  6. Step 6: Final answer
    x = 1,931.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.