Home / 3,491.04-5,238.60-1,301.28

Finding the Fourth Proportional to 3,491.04, 5,238.60 and 1,301.28

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Solution

The fourth proportional to 3,491.04, 5,238.60 and 1,301.28 is: 1,952.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.04 : 5,238.60 = 1,301.28 : x
  2. Step 2: Convert to fraction form
    3,491.04/5,238.60 = 1,301.28/x
  3. Step 3: Cross multiply
    3,491.04x = 5,238.60 × 1,301.28
  4. Step 4: Simplify right side
    3,491.04x = 6,816,885.41
  5. Step 5: Solve for x
    x = 6,816,885.41/3,491.04
  6. Step 6: Final answer
    x = 1,952.68

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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.