Home / 3,101.04-4,653.36-1,369.68

Finding the Fourth Proportional to 3,101.04, 4,653.36 and 1,369.68

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Solution

The fourth proportional to 3,101.04, 4,653.36 and 1,369.68 is: 2,055.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.04 : 4,653.36 = 1,369.68 : x
  2. Step 2: Convert to fraction form
    3,101.04/4,653.36 = 1,369.68/x
  3. Step 3: Cross multiply
    3,101.04x = 4,653.36 × 1,369.68
  4. Step 4: Simplify right side
    3,101.04x = 6,373,614.12
  5. Step 5: Solve for x
    x = 6,373,614.12/3,101.04
  6. Step 6: Final answer
    x = 2,055.32

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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.