Home / 3,413.04-4,712.36-2,235.76

Finding the Fourth Proportional to 3,413.04, 4,712.36 and 2,235.76

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Solution

The fourth proportional to 3,413.04, 4,712.36 and 2,235.76 is: 3,086.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.04 : 4,712.36 = 2,235.76 : x
  2. Step 2: Convert to fraction form
    3,413.04/4,712.36 = 2,235.76/x
  3. Step 3: Cross multiply
    3,413.04x = 4,712.36 × 2,235.76
  4. Step 4: Simplify right side
    3,413.04x = 10,535,705.99
  5. Step 5: Solve for x
    x = 10,535,705.99/3,413.04
  6. Step 6: Final answer
    x = 3,086.90

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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.