Home / 4,456.12-6,148.44-3,393.64

Finding the Fourth Proportional to 4,456.12, 6,148.44 and 3,393.64

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Solution

The fourth proportional to 4,456.12, 6,148.44 and 3,393.64 is: 4,682.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.12 : 6,148.44 = 3,393.64 : x
  2. Step 2: Convert to fraction form
    4,456.12/6,148.44 = 3,393.64/x
  3. Step 3: Cross multiply
    4,456.12x = 6,148.44 × 3,393.64
  4. Step 4: Simplify right side
    4,456.12x = 20,865,591.92
  5. Step 5: Solve for x
    x = 20,865,591.92/4,456.12
  6. Step 6: Final answer
    x = 4,682.46

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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.