Home / 3,133.26-4,701.12-1,285.26

Finding the Fourth Proportional to 3,133.26, 4,701.12 and 1,285.26

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Solution

The fourth proportional to 3,133.26, 4,701.12 and 1,285.26 is: 1,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.26 : 4,701.12 = 1,285.26 : x
  2. Step 2: Convert to fraction form
    3,133.26/4,701.12 = 1,285.26/x
  3. Step 3: Cross multiply
    3,133.26x = 4,701.12 × 1,285.26
  4. Step 4: Simplify right side
    3,133.26x = 6,042,161.49
  5. Step 5: Solve for x
    x = 6,042,161.49/3,133.26
  6. Step 6: Final answer
    x = 1,928.39

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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.