Home / 4,647.71-6,413.76-2,551.83

Finding the Fourth Proportional to 4,647.71, 6,413.76 and 2,551.83

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Solution

The fourth proportional to 4,647.71, 6,413.76 and 2,551.83 is: 3,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.71 : 6,413.76 = 2,551.83 : x
  2. Step 2: Convert to fraction form
    4,647.71/6,413.76 = 2,551.83/x
  3. Step 3: Cross multiply
    4,647.71x = 6,413.76 × 2,551.83
  4. Step 4: Simplify right side
    4,647.71x = 16,366,825.18
  5. Step 5: Solve for x
    x = 16,366,825.18/4,647.71
  6. Step 6: Final answer
    x = 3,521.49

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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.