Home / 3,758.34-5,631.75-1,448.58

Finding the Fourth Proportional to 3,758.34, 5,631.75 and 1,448.58

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Solution

The fourth proportional to 3,758.34, 5,631.75 and 1,448.58 is: 2,170.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.34 : 5,631.75 = 1,448.58 : x
  2. Step 2: Convert to fraction form
    3,758.34/5,631.75 = 1,448.58/x
  3. Step 3: Cross multiply
    3,758.34x = 5,631.75 × 1,448.58
  4. Step 4: Simplify right side
    3,758.34x = 8,158,040.42
  5. Step 5: Solve for x
    x = 8,158,040.42/3,758.34
  6. Step 6: Final answer
    x = 2,170.65

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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.