Home / 3,723.42-5,587.48-1,383.18

Finding the Fourth Proportional to 3,723.42, 5,587.48 and 1,383.18

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Solution

The fourth proportional to 3,723.42, 5,587.48 and 1,383.18 is: 2,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.42 : 5,587.48 = 1,383.18 : x
  2. Step 2: Convert to fraction form
    3,723.42/5,587.48 = 1,383.18/x
  3. Step 3: Cross multiply
    3,723.42x = 5,587.48 × 1,383.18
  4. Step 4: Simplify right side
    3,723.42x = 7,728,490.59
  5. Step 5: Solve for x
    x = 7,728,490.59/3,723.42
  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.