Home / 7,974.98-11,005.62-4,438.52

Finding the Fourth Proportional to 7,974.98, 11,005.62 and 4,438.52

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Solution

The fourth proportional to 7,974.98, 11,005.62 and 4,438.52 is: 6,125.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.98 : 11,005.62 = 4,438.52 : x
  2. Step 2: Convert to fraction form
    7,974.98/11,005.62 = 4,438.52/x
  3. Step 3: Cross multiply
    7,974.98x = 11,005.62 × 4,438.52
  4. Step 4: Simplify right side
    7,974.98x = 48,848,664.48
  5. Step 5: Solve for x
    x = 48,848,664.48/7,974.98
  6. Step 6: Final answer
    x = 6,125.24

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1.5x scale

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.