Home / 2,657.81-3,983.64-2,350.26

Finding the Fourth Proportional to 2,657.81, 3,983.64 and 2,350.26

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Solution

The fourth proportional to 2,657.81, 3,983.64 and 2,350.26 is: 3,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657.81 : 3,983.64 = 2,350.26 : x
  2. Step 2: Convert to fraction form
    2,657.81/3,983.64 = 2,350.26/x
  3. Step 3: Cross multiply
    2,657.81x = 3,983.64 × 2,350.26
  4. Step 4: Simplify right side
    2,657.81x = 9,362,589.75
  5. Step 5: Solve for x
    x = 9,362,589.75/2,657.81
  6. Step 6: Final answer
    x = 3,522.68

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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.