Home / 1,707.26-2,560.88-942.62

Finding the Fourth Proportional to 1,707.26, 2,560.88 and 942.62

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Solution

The fourth proportional to 1,707.26, 2,560.88 and 942.62 is: 1,413.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707.26 : 2,560.88 = 942.62 : x
  2. Step 2: Convert to fraction form
    1,707.26/2,560.88 = 942.62/x
  3. Step 3: Cross multiply
    1,707.26x = 2,560.88 × 942.62
  4. Step 4: Simplify right side
    1,707.26x = 2,413,926.26
  5. Step 5: Solve for x
    x = 2,413,926.26/1,707.26
  6. Step 6: Final answer
    x = 1,413.92

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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.