Home / 2,927.76-4,039.68-1,748.94

Finding the Fourth Proportional to 2,927.76, 4,039.68 and 1,748.94

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Solution

The fourth proportional to 2,927.76, 4,039.68 and 1,748.94 is: 2,413.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.76 : 4,039.68 = 1,748.94 : x
  2. Step 2: Convert to fraction form
    2,927.76/4,039.68 = 1,748.94/x
  3. Step 3: Cross multiply
    2,927.76x = 4,039.68 × 1,748.94
  4. Step 4: Simplify right side
    2,927.76x = 7,065,157.94
  5. Step 5: Solve for x
    x = 7,065,157.94/2,927.76
  6. Step 6: Final answer
    x = 2,413.16

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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.