Home / 2,418.46-3,337.62-1,370.50

Finding the Fourth Proportional to 2,418.46, 3,337.62 and 1,370.50

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Solution

The fourth proportional to 2,418.46, 3,337.62 and 1,370.50 is: 1,891.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.46 : 3,337.62 = 1,370.50 : x
  2. Step 2: Convert to fraction form
    2,418.46/3,337.62 = 1,370.50/x
  3. Step 3: Cross multiply
    2,418.46x = 3,337.62 × 1,370.50
  4. Step 4: Simplify right side
    2,418.46x = 4,574,208.21
  5. Step 5: Solve for x
    x = 4,574,208.21/2,418.46
  6. Step 6: Final answer
    x = 1,891.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.