Home / 2,418.50-3,337.53-1,314.50

Finding the Fourth Proportional to 2,418.50, 3,337.53 and 1,314.50

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Solution

The fourth proportional to 2,418.50, 3,337.53 and 1,314.50 is: 1,814.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.50 : 3,337.53 = 1,314.50 : x
  2. Step 2: Convert to fraction form
    2,418.50/3,337.53 = 1,314.50/x
  3. Step 3: Cross multiply
    2,418.50x = 3,337.53 × 1,314.50
  4. Step 4: Simplify right side
    2,418.50x = 4,387,183.19
  5. Step 5: Solve for x
    x = 4,387,183.19/2,418.50
  6. Step 6: Final answer
    x = 1,814.01

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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.