Home / 5,310.37-7,327.11-3,072.19

Finding the Fourth Proportional to 5,310.37, 7,327.11 and 3,072.19

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Solution

The fourth proportional to 5,310.37, 7,327.11 and 3,072.19 is: 4,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.37 : 7,327.11 = 3,072.19 : x
  2. Step 2: Convert to fraction form
    5,310.37/7,327.11 = 3,072.19/x
  3. Step 3: Cross multiply
    5,310.37x = 7,327.11 × 3,072.19
  4. Step 4: Simplify right side
    5,310.37x = 22,510,274.07
  5. Step 5: Solve for x
    x = 22,510,274.07/5,310.37
  6. Step 6: Final answer
    x = 4,238.93

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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.