Home / 7,413.21-10,230.13-4,055.97

Finding the Fourth Proportional to 7,413.21, 10,230.13 and 4,055.97

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Solution

The fourth proportional to 7,413.21, 10,230.13 and 4,055.97 is: 5,597.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.21 : 10,230.13 = 4,055.97 : x
  2. Step 2: Convert to fraction form
    7,413.21/10,230.13 = 4,055.97/x
  3. Step 3: Cross multiply
    7,413.21x = 10,230.13 × 4,055.97
  4. Step 4: Simplify right side
    7,413.21x = 41,493,123.30
  5. Step 5: Solve for x
    x = 41,493,123.30/7,413.21
  6. Step 6: Final answer
    x = 5,597.19

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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.