Home / 3,468.34-4,786.39-1,896.55

Finding the Fourth Proportional to 3,468.34, 4,786.39 and 1,896.55

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Solution

The fourth proportional to 3,468.34, 4,786.39 and 1,896.55 is: 2,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.34 : 4,786.39 = 1,896.55 : x
  2. Step 2: Convert to fraction form
    3,468.34/4,786.39 = 1,896.55/x
  3. Step 3: Cross multiply
    3,468.34x = 4,786.39 × 1,896.55
  4. Step 4: Simplify right side
    3,468.34x = 9,077,599.28
  5. Step 5: Solve for x
    x = 9,077,599.28/3,468.34
  6. Step 6: Final answer
    x = 2,617.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.