Home / 3,448.04-5,172.36-1,108.25

Finding the Fourth Proportional to 3,448.04, 5,172.36 and 1,108.25

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Solution

The fourth proportional to 3,448.04, 5,172.36 and 1,108.25 is: 1,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.04 : 5,172.36 = 1,108.25 : x
  2. Step 2: Convert to fraction form
    3,448.04/5,172.36 = 1,108.25/x
  3. Step 3: Cross multiply
    3,448.04x = 5,172.36 × 1,108.25
  4. Step 4: Simplify right side
    3,448.04x = 5,732,257.35
  5. Step 5: Solve for x
    x = 5,732,257.35/3,448.04
  6. Step 6: Final answer
    x = 1,662.47

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1.5x scale

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.