Home / 1,914.82-2,642.49-1,495.66

Finding the Fourth Proportional to 1,914.82, 2,642.49 and 1,495.66

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Solution

The fourth proportional to 1,914.82, 2,642.49 and 1,495.66 is: 2,064.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914.82 : 2,642.49 = 1,495.66 : x
  2. Step 2: Convert to fraction form
    1,914.82/2,642.49 = 1,495.66/x
  3. Step 3: Cross multiply
    1,914.82x = 2,642.49 × 1,495.66
  4. Step 4: Simplify right side
    1,914.82x = 3,952,266.59
  5. Step 5: Solve for x
    x = 3,952,266.59/1,914.82
  6. Step 6: Final answer
    x = 2,064.04

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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.