Home / 9,413.04-14,121.72-3,172.91

Finding the Fourth Proportional to 9,413.04, 14,121.72 and 3,172.91

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Solution

The fourth proportional to 9,413.04, 14,121.72 and 3,172.91 is: 4,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.04 : 14,121.72 = 3,172.91 : x
  2. Step 2: Convert to fraction form
    9,413.04/14,121.72 = 3,172.91/x
  3. Step 3: Cross multiply
    9,413.04x = 14,121.72 × 3,172.91
  4. Step 4: Simplify right side
    9,413.04x = 44,806,876.00
  5. Step 5: Solve for x
    x = 44,806,876.00/9,413.04
  6. Step 6: Final answer
    x = 4,760.09

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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.