Home / 4,881.06-7,325.69-2,109.85

Finding the Fourth Proportional to 4,881.06, 7,325.69 and 2,109.85

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Solution

The fourth proportional to 4,881.06, 7,325.69 and 2,109.85 is: 3,166.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.06 : 7,325.69 = 2,109.85 : x
  2. Step 2: Convert to fraction form
    4,881.06/7,325.69 = 2,109.85/x
  3. Step 3: Cross multiply
    4,881.06x = 7,325.69 × 2,109.85
  4. Step 4: Simplify right side
    4,881.06x = 15,456,090.05
  5. Step 5: Solve for x
    x = 15,456,090.05/4,881.06
  6. Step 6: Final answer
    x = 3,166.54

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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.