Home / 8,413.19-11,610.17-4,878.45

Finding the Fourth Proportional to 8,413.19, 11,610.17 and 4,878.45

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Solution

The fourth proportional to 8,413.19, 11,610.17 and 4,878.45 is: 6,732.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413.19 : 11,610.17 = 4,878.45 : x
  2. Step 2: Convert to fraction form
    8,413.19/11,610.17 = 4,878.45/x
  3. Step 3: Cross multiply
    8,413.19x = 11,610.17 × 4,878.45
  4. Step 4: Simplify right side
    8,413.19x = 56,639,609.44
  5. Step 5: Solve for x
    x = 56,639,609.44/8,413.19
  6. Step 6: Final answer
    x = 6,732.24

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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.