Home / 8,702.33-13,058.48-5,200.83

Finding the Fourth Proportional to 8,702.33, 13,058.48 and 5,200.83

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Solution

The fourth proportional to 8,702.33, 13,058.48 and 5,200.83 is: 7,804.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702.33 : 13,058.48 = 5,200.83 : x
  2. Step 2: Convert to fraction form
    8,702.33/13,058.48 = 5,200.83/x
  3. Step 3: Cross multiply
    8,702.33x = 13,058.48 × 5,200.83
  4. Step 4: Simplify right side
    8,702.33x = 67,914,947.54
  5. Step 5: Solve for x
    x = 67,914,947.54/8,702.33
  6. Step 6: Final answer
    x = 7,804.23

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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.