Home / 2,946.25-4,065.73-1,619.95

Finding the Fourth Proportional to 2,946.25, 4,065.73 and 1,619.95

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Solution

The fourth proportional to 2,946.25, 4,065.73 and 1,619.95 is: 2,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.25 : 4,065.73 = 1,619.95 : x
  2. Step 2: Convert to fraction form
    2,946.25/4,065.73 = 1,619.95/x
  3. Step 3: Cross multiply
    2,946.25x = 4,065.73 × 1,619.95
  4. Step 4: Simplify right side
    2,946.25x = 6,586,250.89
  5. Step 5: Solve for x
    x = 6,586,250.89/2,946.25
  6. Step 6: Final answer
    x = 2,235.47

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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.