Home / 9,267.50-13,902.69-3,112.94

Finding the Fourth Proportional to 9,267.50, 13,902.69 and 3,112.94

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Solution

The fourth proportional to 9,267.50, 13,902.69 and 3,112.94 is: 4,669.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267.50 : 13,902.69 = 3,112.94 : x
  2. Step 2: Convert to fraction form
    9,267.50/13,902.69 = 3,112.94/x
  3. Step 3: Cross multiply
    9,267.50x = 13,902.69 × 3,112.94
  4. Step 4: Simplify right side
    9,267.50x = 43,278,239.81
  5. Step 5: Solve for x
    x = 43,278,239.81/9,267.50
  6. Step 6: Final answer
    x = 4,669.89

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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.