Home / 2,914.82-4,021.74-1,655.58

Finding the Fourth Proportional to 2,914.82, 4,021.74 and 1,655.58

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Solution

The fourth proportional to 2,914.82, 4,021.74 and 1,655.58 is: 2,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.82 : 4,021.74 = 1,655.58 : x
  2. Step 2: Convert to fraction form
    2,914.82/4,021.74 = 1,655.58/x
  3. Step 3: Cross multiply
    2,914.82x = 4,021.74 × 1,655.58
  4. Step 4: Simplify right side
    2,914.82x = 6,658,312.31
  5. Step 5: Solve for x
    x = 6,658,312.31/2,914.82
  6. Step 6: Final answer
    x = 2,284.30

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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.