Home / 4,454.04-6,679.23-1,679.31

Finding the Fourth Proportional to 4,454.04, 6,679.23 and 1,679.31

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Solution

The fourth proportional to 4,454.04, 6,679.23 and 1,679.31 is: 2,518.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.04 : 6,679.23 = 1,679.31 : x
  2. Step 2: Convert to fraction form
    4,454.04/6,679.23 = 1,679.31/x
  3. Step 3: Cross multiply
    4,454.04x = 6,679.23 × 1,679.31
  4. Step 4: Simplify right side
    4,454.04x = 11,216,522.78
  5. Step 5: Solve for x
    x = 11,216,522.78/4,454.04
  6. Step 6: Final answer
    x = 2,518.28

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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.