Home / 4,749.59-7,123.82-1,975.54

Finding the Fourth Proportional to 4,749.59, 7,123.82 and 1,975.54

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Solution

The fourth proportional to 4,749.59, 7,123.82 and 1,975.54 is: 2,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.59 : 7,123.82 = 1,975.54 : x
  2. Step 2: Convert to fraction form
    4,749.59/7,123.82 = 1,975.54/x
  3. Step 3: Cross multiply
    4,749.59x = 7,123.82 × 1,975.54
  4. Step 4: Simplify right side
    4,749.59x = 14,073,391.36
  5. Step 5: Solve for x
    x = 14,073,391.36/4,749.59
  6. Step 6: Final answer
    x = 2,963.08

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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.