Home / 2,263.62-3,387.09-1,339.62

Finding the Fourth Proportional to 2,263.62, 3,387.09 and 1,339.62

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Solution

The fourth proportional to 2,263.62, 3,387.09 and 1,339.62 is: 2,004.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.62 : 3,387.09 = 1,339.62 : x
  2. Step 2: Convert to fraction form
    2,263.62/3,387.09 = 1,339.62/x
  3. Step 3: Cross multiply
    2,263.62x = 3,387.09 × 1,339.62
  4. Step 4: Simplify right side
    2,263.62x = 4,537,413.51
  5. Step 5: Solve for x
    x = 4,537,413.51/2,263.62
  6. Step 6: Final answer
    x = 2,004.49

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1.5x scale

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.