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Finding the Fourth Proportional to 1,607.49, 2,413.46 and 1,063.17

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Solution

The fourth proportional to 1,607.49, 2,413.46 and 1,063.17 is: 1,596.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.49 : 2,413.46 = 1,063.17 : x
  2. Step 2: Convert to fraction form
    1,607.49/2,413.46 = 1,063.17/x
  3. Step 3: Cross multiply
    1,607.49x = 2,413.46 × 1,063.17
  4. Step 4: Simplify right side
    1,607.49x = 2,565,920.93
  5. Step 5: Solve for x
    x = 2,565,920.93/1,607.49
  6. Step 6: Final answer
    x = 1,596.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.