Home / 4,625.70-6,938.69-1,338.93

Finding the Fourth Proportional to 4,625.70, 6,938.69 and 1,338.93

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Solution

The fourth proportional to 4,625.70, 6,938.69 and 1,338.93 is: 2,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.70 : 6,938.69 = 1,338.93 : x
  2. Step 2: Convert to fraction form
    4,625.70/6,938.69 = 1,338.93/x
  3. Step 3: Cross multiply
    4,625.70x = 6,938.69 × 1,338.93
  4. Step 4: Simplify right side
    4,625.70x = 9,290,413.51
  5. Step 5: Solve for x
    x = 9,290,413.51/4,625.70
  6. Step 6: Final answer
    x = 2,008.43

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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.