Home / 4,923.40-7,374.30-3,454.60

Finding the Fourth Proportional to 4,923.40, 7,374.30 and 3,454.60

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Solution

The fourth proportional to 4,923.40, 7,374.30 and 3,454.60 is: 5,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.40 : 7,374.30 = 3,454.60 : x
  2. Step 2: Convert to fraction form
    4,923.40/7,374.30 = 3,454.60/x
  3. Step 3: Cross multiply
    4,923.40x = 7,374.30 × 3,454.60
  4. Step 4: Simplify right side
    4,923.40x = 25,475,256.78
  5. Step 5: Solve for x
    x = 25,475,256.78/4,923.40
  6. Step 6: Final answer
    x = 5,174.32

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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.