Home / 4,190.26-6,285.40-1,269.02

Finding the Fourth Proportional to 4,190.26, 6,285.40 and 1,269.02

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Solution

The fourth proportional to 4,190.26, 6,285.40 and 1,269.02 is: 1,903.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.26 : 6,285.40 = 1,269.02 : x
  2. Step 2: Convert to fraction form
    4,190.26/6,285.40 = 1,269.02/x
  3. Step 3: Cross multiply
    4,190.26x = 6,285.40 × 1,269.02
  4. Step 4: Simplify right side
    4,190.26x = 7,976,298.31
  5. Step 5: Solve for x
    x = 7,976,298.31/4,190.26
  6. Step 6: Final answer
    x = 1,903.53

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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.