Home / 4,873.90-7,314.45-1,954.30

Finding the Fourth Proportional to 4,873.90, 7,314.45 and 1,954.30

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Solution

The fourth proportional to 4,873.90, 7,314.45 and 1,954.30 is: 2,932.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,873.90 : 7,314.45 = 1,954.30 : x
  2. Step 2: Convert to fraction form
    4,873.90/7,314.45 = 1,954.30/x
  3. Step 3: Cross multiply
    4,873.90x = 7,314.45 × 1,954.30
  4. Step 4: Simplify right side
    4,873.90x = 14,294,629.64
  5. Step 5: Solve for x
    x = 14,294,629.64/4,873.90
  6. Step 6: Final answer
    x = 2,932.89

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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.