Home / 7,361.09-10,158.21-4,003.83

Finding the Fourth Proportional to 7,361.09, 10,158.21 and 4,003.83

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Solution

The fourth proportional to 7,361.09, 10,158.21 and 4,003.83 is: 5,525.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.09 : 10,158.21 = 4,003.83 : x
  2. Step 2: Convert to fraction form
    7,361.09/10,158.21 = 4,003.83/x
  3. Step 3: Cross multiply
    7,361.09x = 10,158.21 × 4,003.83
  4. Step 4: Simplify right side
    7,361.09x = 40,671,725.93
  5. Step 5: Solve for x
    x = 40,671,725.93/7,361.09
  6. Step 6: Final answer
    x = 5,525.23

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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.