Home / 2,914.31-4,021.58-1,655.33

Finding the Fourth Proportional to 2,914.31, 4,021.58 and 1,655.33

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Solution

The fourth proportional to 2,914.31, 4,021.58 and 1,655.33 is: 2,284.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.31 : 4,021.58 = 1,655.33 : x
  2. Step 2: Convert to fraction form
    2,914.31/4,021.58 = 1,655.33/x
  3. Step 3: Cross multiply
    2,914.31x = 4,021.58 × 1,655.33
  4. Step 4: Simplify right side
    2,914.31x = 6,657,021.91
  5. Step 5: Solve for x
    x = 6,657,021.91/2,914.31
  6. Step 6: Final answer
    x = 2,284.26

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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.