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Finding the Fourth Proportional to 5,573.66, 8,360.48 and 1,413.66

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Solution

The fourth proportional to 5,573.66, 8,360.48 and 1,413.66 is: 2,120.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.66 : 8,360.48 = 1,413.66 : x
  2. Step 2: Convert to fraction form
    5,573.66/8,360.48 = 1,413.66/x
  3. Step 3: Cross multiply
    5,573.66x = 8,360.48 × 1,413.66
  4. Step 4: Simplify right side
    5,573.66x = 11,818,869.09
  5. Step 5: Solve for x
    x = 11,818,869.09/5,573.66
  6. Step 6: Final answer
    x = 2,120.49

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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.