Home / 8,413.07-12,619.14-2,569.22

Finding the Fourth Proportional to 8,413.07, 12,619.14 and 2,569.22

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Solution

The fourth proportional to 8,413.07, 12,619.14 and 2,569.22 is: 3,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413.07 : 12,619.14 = 2,569.22 : x
  2. Step 2: Convert to fraction form
    8,413.07/12,619.14 = 2,569.22/x
  3. Step 3: Cross multiply
    8,413.07x = 12,619.14 × 2,569.22
  4. Step 4: Simplify right side
    8,413.07x = 32,421,335.91
  5. Step 5: Solve for x
    x = 32,421,335.91/8,413.07
  6. Step 6: Final answer
    x = 3,853.69

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1.5x scale

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.