Home / 2,974.61-4,461.93-1,660.37

Finding the Fourth Proportional to 2,974.61, 4,461.93 and 1,660.37

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Solution

The fourth proportional to 2,974.61, 4,461.93 and 1,660.37 is: 2,490.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.61 : 4,461.93 = 1,660.37 : x
  2. Step 2: Convert to fraction form
    2,974.61/4,461.93 = 1,660.37/x
  3. Step 3: Cross multiply
    2,974.61x = 4,461.93 × 1,660.37
  4. Step 4: Simplify right side
    2,974.61x = 7,408,432.40
  5. Step 5: Solve for x
    x = 7,408,432.40/2,974.61
  6. Step 6: Final answer
    x = 2,490.56

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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.