Home / 10,648.97-15,977.98-4,413.51

Finding the Fourth Proportional to 10,648.97, 15,977.98 and 4,413.51

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Solution

The fourth proportional to 10,648.97, 15,977.98 and 4,413.51 is: 6,622.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,648.97 : 15,977.98 = 4,413.51 : x
  2. Step 2: Convert to fraction form
    10,648.97/15,977.98 = 4,413.51/x
  3. Step 3: Cross multiply
    10,648.97x = 15,977.98 × 4,413.51
  4. Step 4: Simplify right side
    10,648.97x = 70,519,037.38
  5. Step 5: Solve for x
    x = 70,519,037.38/10,648.97
  6. Step 6: Final answer
    x = 6,622.15

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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.