Home / 10,235.25-14,123.75-5,759.37

Finding the Fourth Proportional to 10,235.25, 14,123.75 and 5,759.37

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Solution

The fourth proportional to 10,235.25, 14,123.75 and 5,759.37 is: 7,947.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235.25 : 14,123.75 = 5,759.37 : x
  2. Step 2: Convert to fraction form
    10,235.25/14,123.75 = 5,759.37/x
  3. Step 3: Cross multiply
    10,235.25x = 14,123.75 × 5,759.37
  4. Step 4: Simplify right side
    10,235.25x = 81,343,873.24
  5. Step 5: Solve for x
    x = 81,343,873.24/10,235.25
  6. Step 6: Final answer
    x = 7,947.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.