Home / 5,199.89-7,176.42-3,076.07

Finding the Fourth Proportional to 5,199.89, 7,176.42 and 3,076.07

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Solution

The fourth proportional to 5,199.89, 7,176.42 and 3,076.07 is: 4,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.89 : 7,176.42 = 3,076.07 : x
  2. Step 2: Convert to fraction form
    5,199.89/7,176.42 = 3,076.07/x
  3. Step 3: Cross multiply
    5,199.89x = 7,176.42 × 3,076.07
  4. Step 4: Simplify right side
    5,199.89x = 22,075,134.39
  5. Step 5: Solve for x
    x = 22,075,134.39/5,199.89
  6. Step 6: Final answer
    x = 4,245.31

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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.