Home / 2,867.09-4,301.54-1,307.03

Finding the Fourth Proportional to 2,867.09, 4,301.54 and 1,307.03

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Solution

The fourth proportional to 2,867.09, 4,301.54 and 1,307.03 is: 1,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.09 : 4,301.54 = 1,307.03 : x
  2. Step 2: Convert to fraction form
    2,867.09/4,301.54 = 1,307.03/x
  3. Step 3: Cross multiply
    2,867.09x = 4,301.54 × 1,307.03
  4. Step 4: Simplify right side
    2,867.09x = 5,622,213.78
  5. Step 5: Solve for x
    x = 5,622,213.78/2,867.09
  6. Step 6: Final answer
    x = 1,960.95

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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.