Home / 4,157.18-6,235.13-1,383.90

Finding the Fourth Proportional to 4,157.18, 6,235.13 and 1,383.90

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Solution

The fourth proportional to 4,157.18, 6,235.13 and 1,383.90 is: 2,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.18 : 6,235.13 = 1,383.90 : x
  2. Step 2: Convert to fraction form
    4,157.18/6,235.13 = 1,383.90/x
  3. Step 3: Cross multiply
    4,157.18x = 6,235.13 × 1,383.90
  4. Step 4: Simplify right side
    4,157.18x = 8,628,796.41
  5. Step 5: Solve for x
    x = 8,628,796.41/4,157.18
  6. Step 6: Final answer
    x = 2,075.64

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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.