Home / 7,361.44-10,157.96-4,218.24

Finding the Fourth Proportional to 7,361.44, 10,157.96 and 4,218.24

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Solution

The fourth proportional to 7,361.44, 10,157.96 and 4,218.24 is: 5,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.44 : 10,157.96 = 4,218.24 : x
  2. Step 2: Convert to fraction form
    7,361.44/10,157.96 = 4,218.24/x
  3. Step 3: Cross multiply
    7,361.44x = 10,157.96 × 4,218.24
  4. Step 4: Simplify right side
    7,361.44x = 42,848,713.19
  5. Step 5: Solve for x
    x = 42,848,713.19/7,361.44
  6. Step 6: Final answer
    x = 5,820.70

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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.