Home / 12,397.62-18,596.67-4,900.98

Finding the Fourth Proportional to 12,397.62, 18,596.67 and 4,900.98

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Solution

The fourth proportional to 12,397.62, 18,596.67 and 4,900.98 is: 7,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397.62 : 18,596.67 = 4,900.98 : x
  2. Step 2: Convert to fraction form
    12,397.62/18,596.67 = 4,900.98/x
  3. Step 3: Cross multiply
    12,397.62x = 18,596.67 × 4,900.98
  4. Step 4: Simplify right side
    12,397.62x = 91,141,907.74
  5. Step 5: Solve for x
    x = 91,141,907.74/12,397.62
  6. Step 6: Final answer
    x = 7,351.56

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1.5x scale

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.