Home / 3,366.13-5,047.27-1,419.70

Finding the Fourth Proportional to 3,366.13, 5,047.27 and 1,419.70

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Solution

The fourth proportional to 3,366.13, 5,047.27 and 1,419.70 is: 2,128.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.13 : 5,047.27 = 1,419.70 : x
  2. Step 2: Convert to fraction form
    3,366.13/5,047.27 = 1,419.70/x
  3. Step 3: Cross multiply
    3,366.13x = 5,047.27 × 1,419.70
  4. Step 4: Simplify right side
    3,366.13x = 7,165,609.22
  5. Step 5: Solve for x
    x = 7,165,609.22/3,366.13
  6. Step 6: Final answer
    x = 2,128.74

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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.