Home / 4,413.29-6,618.41-1,490.91

Finding the Fourth Proportional to 4,413.29, 6,618.41 and 1,490.91

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Solution

The fourth proportional to 4,413.29, 6,618.41 and 1,490.91 is: 2,235.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.29 : 6,618.41 = 1,490.91 : x
  2. Step 2: Convert to fraction form
    4,413.29/6,618.41 = 1,490.91/x
  3. Step 3: Cross multiply
    4,413.29x = 6,618.41 × 1,490.91
  4. Step 4: Simplify right side
    4,413.29x = 9,867,426.97
  5. Step 5: Solve for x
    x = 9,867,426.97/4,413.29
  6. Step 6: Final answer
    x = 2,235.85

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1.5x scale

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.