Home / 4,104.31-6,156.59-1,605.40

Finding the Fourth Proportional to 4,104.31, 6,156.59 and 1,605.40

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Solution

The fourth proportional to 4,104.31, 6,156.59 and 1,605.40 is: 2,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.31 : 6,156.59 = 1,605.40 : x
  2. Step 2: Convert to fraction form
    4,104.31/6,156.59 = 1,605.40/x
  3. Step 3: Cross multiply
    4,104.31x = 6,156.59 × 1,605.40
  4. Step 4: Simplify right side
    4,104.31x = 9,883,789.59
  5. Step 5: Solve for x
    x = 9,883,789.59/4,104.31
  6. Step 6: Final answer
    x = 2,408.15

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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.