Home / 1,935.70-2,672.34-1,748.56

Finding the Fourth Proportional to 1,935.70, 2,672.34 and 1,748.56

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Solution

The fourth proportional to 1,935.70, 2,672.34 and 1,748.56 is: 2,413.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.70 : 2,672.34 = 1,748.56 : x
  2. Step 2: Convert to fraction form
    1,935.70/2,672.34 = 1,748.56/x
  3. Step 3: Cross multiply
    1,935.70x = 2,672.34 × 1,748.56
  4. Step 4: Simplify right side
    1,935.70x = 4,672,746.83
  5. Step 5: Solve for x
    x = 4,672,746.83/1,935.70
  6. Step 6: Final answer
    x = 2,413.98

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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.