Home / 2,928.89-4,394.77-1,369.00

Finding the Fourth Proportional to 2,928.89, 4,394.77 and 1,369.00

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Solution

The fourth proportional to 2,928.89, 4,394.77 and 1,369.00 is: 2,054.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.89 : 4,394.77 = 1,369.00 : x
  2. Step 2: Convert to fraction form
    2,928.89/4,394.77 = 1,369.00/x
  3. Step 3: Cross multiply
    2,928.89x = 4,394.77 × 1,369.00
  4. Step 4: Simplify right side
    2,928.89x = 6,016,418.16
  5. Step 5: Solve for x
    x = 6,016,418.16/2,928.89
  6. Step 6: Final answer
    x = 2,054.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.