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Finding the Fourth Proportional to 3,413.54, 4,705.02 and 2,417.54

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Solution

The fourth proportional to 3,413.54, 4,705.02 and 2,417.54 is: 3,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.54 : 4,705.02 = 2,417.54 : x
  2. Step 2: Convert to fraction form
    3,413.54/4,705.02 = 2,417.54/x
  3. Step 3: Cross multiply
    3,413.54x = 4,705.02 × 2,417.54
  4. Step 4: Simplify right side
    3,413.54x = 11,374,574.05
  5. Step 5: Solve for x
    x = 11,374,574.05/3,413.54
  6. Step 6: Final answer
    x = 3,332.19

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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.