Home / 3,935.90-5,898.67-1,853.08

Finding the Fourth Proportional to 3,935.90, 5,898.67 and 1,853.08

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Solution

The fourth proportional to 3,935.90, 5,898.67 and 1,853.08 is: 2,777.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.90 : 5,898.67 = 1,853.08 : x
  2. Step 2: Convert to fraction form
    3,935.90/5,898.67 = 1,853.08/x
  3. Step 3: Cross multiply
    3,935.90x = 5,898.67 × 1,853.08
  4. Step 4: Simplify right side
    3,935.90x = 10,930,707.40
  5. Step 5: Solve for x
    x = 10,930,707.40/3,935.90
  6. Step 6: Final answer
    x = 2,777.18

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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.