Home / 2,418.51-3,337.41-1,370.50

Finding the Fourth Proportional to 2,418.51, 3,337.41 and 1,370.50

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Solution

The fourth proportional to 2,418.51, 3,337.41 and 1,370.50 is: 1,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.51 : 3,337.41 = 1,370.50 : x
  2. Step 2: Convert to fraction form
    2,418.51/3,337.41 = 1,370.50/x
  3. Step 3: Cross multiply
    2,418.51x = 3,337.41 × 1,370.50
  4. Step 4: Simplify right side
    2,418.51x = 4,573,920.41
  5. Step 5: Solve for x
    x = 4,573,920.41/2,418.51
  6. Step 6: Final answer
    x = 1,891.21

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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.