Home / 1,914.75-2,867.49-1,090.52

Finding the Fourth Proportional to 1,914.75, 2,867.49 and 1,090.52

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Solution

The fourth proportional to 1,914.75, 2,867.49 and 1,090.52 is: 1,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914.75 : 2,867.49 = 1,090.52 : x
  2. Step 2: Convert to fraction form
    1,914.75/2,867.49 = 1,090.52/x
  3. Step 3: Cross multiply
    1,914.75x = 2,867.49 × 1,090.52
  4. Step 4: Simplify right side
    1,914.75x = 3,127,055.19
  5. Step 5: Solve for x
    x = 3,127,055.19/1,914.75
  6. Step 6: Final answer
    x = 1,633.14

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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.