Home / 2,286.03-3,429.21-970.07

Finding the Fourth Proportional to 2,286.03, 3,429.21 and 970.07

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Solution

The fourth proportional to 2,286.03, 3,429.21 and 970.07 is: 1,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.03 : 3,429.21 = 970.07 : x
  2. Step 2: Convert to fraction form
    2,286.03/3,429.21 = 970.07/x
  3. Step 3: Cross multiply
    2,286.03x = 3,429.21 × 970.07
  4. Step 4: Simplify right side
    2,286.03x = 3,326,556.60
  5. Step 5: Solve for x
    x = 3,326,556.60/2,286.03
  6. Step 6: Final answer
    x = 1,455.17

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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.