Home / 4,361.23-6,540.91-1,438.84

Finding the Fourth Proportional to 4,361.23, 6,540.91 and 1,438.84

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Solution

The fourth proportional to 4,361.23, 6,540.91 and 1,438.84 is: 2,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.23 : 6,540.91 = 1,438.84 : x
  2. Step 2: Convert to fraction form
    4,361.23/6,540.91 = 1,438.84/x
  3. Step 3: Cross multiply
    4,361.23x = 6,540.91 × 1,438.84
  4. Step 4: Simplify right side
    4,361.23x = 9,411,322.94
  5. Step 5: Solve for x
    x = 9,411,322.94/4,361.23
  6. Step 6: Final answer
    x = 2,157.95

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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.