Home / 2,169.25-2,994.93-1,670.95

Finding the Fourth Proportional to 2,169.25, 2,994.93 and 1,670.95

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Solution

The fourth proportional to 2,169.25, 2,994.93 and 1,670.95 is: 2,306.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.25 : 2,994.93 = 1,670.95 : x
  2. Step 2: Convert to fraction form
    2,169.25/2,994.93 = 1,670.95/x
  3. Step 3: Cross multiply
    2,169.25x = 2,994.93 × 1,670.95
  4. Step 4: Simplify right side
    2,169.25x = 5,004,378.28
  5. Step 5: Solve for x
    x = 5,004,378.28/2,169.25
  6. Step 6: Final answer
    x = 2,306.96

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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.