Home / 2,351.95-3,527.99-1,311.37

Finding the Fourth Proportional to 2,351.95, 3,527.99 and 1,311.37

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Solution

The fourth proportional to 2,351.95, 3,527.99 and 1,311.37 is: 1,967.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.95 : 3,527.99 = 1,311.37 : x
  2. Step 2: Convert to fraction form
    2,351.95/3,527.99 = 1,311.37/x
  3. Step 3: Cross multiply
    2,351.95x = 3,527.99 × 1,311.37
  4. Step 4: Simplify right side
    2,351.95x = 4,626,489.79
  5. Step 5: Solve for x
    x = 4,626,489.79/2,351.95
  6. Step 6: Final answer
    x = 1,967.09

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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.