Home / 8,424.06-11,625.26-4,647.33

Finding the Fourth Proportional to 8,424.06, 11,625.26 and 4,647.33

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Solution

The fourth proportional to 8,424.06, 11,625.26 and 4,647.33 is: 6,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424.06 : 11,625.26 = 4,647.33 : x
  2. Step 2: Convert to fraction form
    8,424.06/11,625.26 = 4,647.33/x
  3. Step 3: Cross multiply
    8,424.06x = 11,625.26 × 4,647.33
  4. Step 4: Simplify right side
    8,424.06x = 54,026,419.56
  5. Step 5: Solve for x
    x = 54,026,419.56/8,424.06
  6. Step 6: Final answer
    x = 6,413.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.