Home / 1,845.23-2,544.14-1,145.39

Finding the Fourth Proportional to 1,845.23, 2,544.14 and 1,145.39

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Solution

The fourth proportional to 1,845.23, 2,544.14 and 1,145.39 is: 1,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.23 : 2,544.14 = 1,145.39 : x
  2. Step 2: Convert to fraction form
    1,845.23/2,544.14 = 1,145.39/x
  3. Step 3: Cross multiply
    1,845.23x = 2,544.14 × 1,145.39
  4. Step 4: Simplify right side
    1,845.23x = 2,914,022.66
  5. Step 5: Solve for x
    x = 2,914,022.66/1,845.23
  6. Step 6: Final answer
    x = 1,579.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.