Home / 5,413.72-7,470.30-3,055.63

Finding the Fourth Proportional to 5,413.72, 7,470.30 and 3,055.63

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Solution

The fourth proportional to 5,413.72, 7,470.30 and 3,055.63 is: 4,216.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.72 : 7,470.30 = 3,055.63 : x
  2. Step 2: Convert to fraction form
    5,413.72/7,470.30 = 3,055.63/x
  3. Step 3: Cross multiply
    5,413.72x = 7,470.30 × 3,055.63
  4. Step 4: Simplify right side
    5,413.72x = 22,826,472.79
  5. Step 5: Solve for x
    x = 22,826,472.79/5,413.72
  6. Step 6: Final answer
    x = 4,216.41

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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.