Home / 3,462.82-5,194.61-1,271.54

Finding the Fourth Proportional to 3,462.82, 5,194.61 and 1,271.54

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Solution

The fourth proportional to 3,462.82, 5,194.61 and 1,271.54 is: 1,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.82 : 5,194.61 = 1,271.54 : x
  2. Step 2: Convert to fraction form
    3,462.82/5,194.61 = 1,271.54/x
  3. Step 3: Cross multiply
    3,462.82x = 5,194.61 × 1,271.54
  4. Step 4: Simplify right side
    3,462.82x = 6,605,154.40
  5. Step 5: Solve for x
    x = 6,605,154.40/3,462.82
  6. Step 6: Final answer
    x = 1,907.45

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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.