Home / 3,413.47-4,712.76-2,472.37

Finding the Fourth Proportional to 3,413.47, 4,712.76 and 2,472.37

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Solution

The fourth proportional to 3,413.47, 4,712.76 and 2,472.37 is: 3,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.47 : 4,712.76 = 2,472.37 : x
  2. Step 2: Convert to fraction form
    3,413.47/4,712.76 = 2,472.37/x
  3. Step 3: Cross multiply
    3,413.47x = 4,712.76 × 2,472.37
  4. Step 4: Simplify right side
    3,413.47x = 11,651,694.22
  5. Step 5: Solve for x
    x = 11,651,694.22/3,413.47
  6. Step 6: Final answer
    x = 3,413.45

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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.