Home / 3,718.17-5,575.86-1,609.56

Finding the Fourth Proportional to 3,718.17, 5,575.86 and 1,609.56

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Solution

The fourth proportional to 3,718.17, 5,575.86 and 1,609.56 is: 2,413.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.17 : 5,575.86 = 1,609.56 : x
  2. Step 2: Convert to fraction form
    3,718.17/5,575.86 = 1,609.56/x
  3. Step 3: Cross multiply
    3,718.17x = 5,575.86 × 1,609.56
  4. Step 4: Simplify right side
    3,718.17x = 8,974,681.22
  5. Step 5: Solve for x
    x = 8,974,681.22/3,718.17
  6. Step 6: Final answer
    x = 2,413.74

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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.