Home / 3,418.02-4,716.36-2,238.93

Finding the Fourth Proportional to 3,418.02, 4,716.36 and 2,238.93

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Solution

The fourth proportional to 3,418.02, 4,716.36 and 2,238.93 is: 3,089.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.02 : 4,716.36 = 2,238.93 : x
  2. Step 2: Convert to fraction form
    3,418.02/4,716.36 = 2,238.93/x
  3. Step 3: Cross multiply
    3,418.02x = 4,716.36 × 2,238.93
  4. Step 4: Simplify right side
    3,418.02x = 10,559,599.89
  5. Step 5: Solve for x
    x = 10,559,599.89/3,418.02
  6. Step 6: Final answer
    x = 3,089.39

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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.