Home / 1,816.66-2,716.62-1,349.02

Finding the Fourth Proportional to 1,816.66, 2,716.62 and 1,349.02

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Solution

The fourth proportional to 1,816.66, 2,716.62 and 1,349.02 is: 2,017.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.66 : 2,716.62 = 1,349.02 : x
  2. Step 2: Convert to fraction form
    1,816.66/2,716.62 = 1,349.02/x
  3. Step 3: Cross multiply
    1,816.66x = 2,716.62 × 1,349.02
  4. Step 4: Simplify right side
    1,816.66x = 3,664,774.71
  5. Step 5: Solve for x
    x = 3,664,774.71/1,816.66
  6. Step 6: Final answer
    x = 2,017.31

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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.