Home / 3,425.08-5,136.36-1,233.28

Finding the Fourth Proportional to 3,425.08, 5,136.36 and 1,233.28

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Solution

The fourth proportional to 3,425.08, 5,136.36 and 1,233.28 is: 1,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.08 : 5,136.36 = 1,233.28 : x
  2. Step 2: Convert to fraction form
    3,425.08/5,136.36 = 1,233.28/x
  3. Step 3: Cross multiply
    3,425.08x = 5,136.36 × 1,233.28
  4. Step 4: Simplify right side
    3,425.08x = 6,334,570.06
  5. Step 5: Solve for x
    x = 6,334,570.06/3,425.08
  6. Step 6: Final answer
    x = 1,849.47

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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.