Home / 4,456.56-6,684.84-1,336.90

Finding the Fourth Proportional to 4,456.56, 6,684.84 and 1,336.90

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Solution

The fourth proportional to 4,456.56, 6,684.84 and 1,336.90 is: 2,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.56 : 6,684.84 = 1,336.90 : x
  2. Step 2: Convert to fraction form
    4,456.56/6,684.84 = 1,336.90/x
  3. Step 3: Cross multiply
    4,456.56x = 6,684.84 × 1,336.90
  4. Step 4: Simplify right side
    4,456.56x = 8,936,962.60
  5. Step 5: Solve for x
    x = 8,936,962.60/4,456.56
  6. Step 6: Final answer
    x = 2,005.35

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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.