Home / 7,413.49-10,227.09-4,579.85

Finding the Fourth Proportional to 7,413.49, 10,227.09 and 4,579.85

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Solution

The fourth proportional to 7,413.49, 10,227.09 and 4,579.85 is: 6,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.49 : 10,227.09 = 4,579.85 : x
  2. Step 2: Convert to fraction form
    7,413.49/10,227.09 = 4,579.85/x
  3. Step 3: Cross multiply
    7,413.49x = 10,227.09 × 4,579.85
  4. Step 4: Simplify right side
    7,413.49x = 46,838,538.14
  5. Step 5: Solve for x
    x = 46,838,538.14/7,413.49
  6. Step 6: Final answer
    x = 6,318.01

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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.