Home / 3,574.16-5,361.72-1,383.56

Finding the Fourth Proportional to 3,574.16, 5,361.72 and 1,383.56

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Solution

The fourth proportional to 3,574.16, 5,361.72 and 1,383.56 is: 2,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.16 : 5,361.72 = 1,383.56 : x
  2. Step 2: Convert to fraction form
    3,574.16/5,361.72 = 1,383.56/x
  3. Step 3: Cross multiply
    3,574.16x = 5,361.72 × 1,383.56
  4. Step 4: Simplify right side
    3,574.16x = 7,418,261.32
  5. Step 5: Solve for x
    x = 7,418,261.32/3,574.16
  6. Step 6: Final answer
    x = 2,075.53

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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.