Home / 3,688.76-5,534.12-1,608.93

Finding the Fourth Proportional to 3,688.76, 5,534.12 and 1,608.93

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Solution

The fourth proportional to 3,688.76, 5,534.12 and 1,608.93 is: 2,413.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.76 : 5,534.12 = 1,608.93 : x
  2. Step 2: Convert to fraction form
    3,688.76/5,534.12 = 1,608.93/x
  3. Step 3: Cross multiply
    3,688.76x = 5,534.12 × 1,608.93
  4. Step 4: Simplify right side
    3,688.76x = 8,904,015.71
  5. Step 5: Solve for x
    x = 8,904,015.71/3,688.76
  6. Step 6: Final answer
    x = 2,413.82

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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.