Home / 2,908.93-4,370.10-1,679.35

Finding the Fourth Proportional to 2,908.93, 4,370.10 and 1,679.35

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Solution

The fourth proportional to 2,908.93, 4,370.10 and 1,679.35 is: 2,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.93 : 4,370.10 = 1,679.35 : x
  2. Step 2: Convert to fraction form
    2,908.93/4,370.10 = 1,679.35/x
  3. Step 3: Cross multiply
    2,908.93x = 4,370.10 × 1,679.35
  4. Step 4: Simplify right side
    2,908.93x = 7,338,927.44
  5. Step 5: Solve for x
    x = 7,338,927.44/2,908.93
  6. Step 6: Final answer
    x = 2,522.90

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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.