Home / 8,743.08-13,106.52-2,898.36

Finding the Fourth Proportional to 8,743.08, 13,106.52 and 2,898.36

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Solution

The fourth proportional to 8,743.08, 13,106.52 and 2,898.36 is: 4,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.08 : 13,106.52 = 2,898.36 : x
  2. Step 2: Convert to fraction form
    8,743.08/13,106.52 = 2,898.36/x
  3. Step 3: Cross multiply
    8,743.08x = 13,106.52 × 2,898.36
  4. Step 4: Simplify right side
    8,743.08x = 37,987,413.31
  5. Step 5: Solve for x
    x = 37,987,413.31/8,743.08
  6. Step 6: Final answer
    x = 4,344.85

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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.