Home / 7,962.75-11,945.64-3,803.09

Finding the Fourth Proportional to 7,962.75, 11,945.64 and 3,803.09

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Solution

The fourth proportional to 7,962.75, 11,945.64 and 3,803.09 is: 5,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.75 : 11,945.64 = 3,803.09 : x
  2. Step 2: Convert to fraction form
    7,962.75/11,945.64 = 3,803.09/x
  3. Step 3: Cross multiply
    7,962.75x = 11,945.64 × 3,803.09
  4. Step 4: Simplify right side
    7,962.75x = 45,430,284.30
  5. Step 5: Solve for x
    x = 45,430,284.30/7,962.75
  6. Step 6: Final answer
    x = 5,705.35

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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.