Home / 3,935.23-5,898.75-2,085.85

Finding the Fourth Proportional to 3,935.23, 5,898.75 and 2,085.85

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Solution

The fourth proportional to 3,935.23, 5,898.75 and 2,085.85 is: 3,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.23 : 5,898.75 = 2,085.85 : x
  2. Step 2: Convert to fraction form
    3,935.23/5,898.75 = 2,085.85/x
  3. Step 3: Cross multiply
    3,935.23x = 5,898.75 × 2,085.85
  4. Step 4: Simplify right side
    3,935.23x = 12,303,913.11
  5. Step 5: Solve for x
    x = 12,303,913.11/3,935.23
  6. Step 6: Final answer
    x = 3,126.60

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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.