Home / 3,403.40-5,100.98-1,551.98

Finding the Fourth Proportional to 3,403.40, 5,100.98 and 1,551.98

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Solution

The fourth proportional to 3,403.40, 5,100.98 and 1,551.98 is: 2,326.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.40 : 5,100.98 = 1,551.98 : x
  2. Step 2: Convert to fraction form
    3,403.40/5,100.98 = 1,551.98/x
  3. Step 3: Cross multiply
    3,403.40x = 5,100.98 × 1,551.98
  4. Step 4: Simplify right side
    3,403.40x = 7,916,618.94
  5. Step 5: Solve for x
    x = 7,916,618.94/3,403.40
  6. Step 6: Final answer
    x = 2,326.09

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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.