Home / 4,759.31-7,137.81-1,835.75

Finding the Fourth Proportional to 4,759.31, 7,137.81 and 1,835.75

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Solution

The fourth proportional to 4,759.31, 7,137.81 and 1,835.75 is: 2,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.31 : 7,137.81 = 1,835.75 : x
  2. Step 2: Convert to fraction form
    4,759.31/7,137.81 = 1,835.75/x
  3. Step 3: Cross multiply
    4,759.31x = 7,137.81 × 1,835.75
  4. Step 4: Simplify right side
    4,759.31x = 13,103,199.02
  5. Step 5: Solve for x
    x = 13,103,199.02/4,759.31
  6. Step 6: Final answer
    x = 2,753.17

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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.