Home / 2,723.58-4,087.73-1,684.50

Finding the Fourth Proportional to 2,723.58, 4,087.73 and 1,684.50

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Solution

The fourth proportional to 2,723.58, 4,087.73 and 1,684.50 is: 2,528.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.58 : 4,087.73 = 1,684.50 : x
  2. Step 2: Convert to fraction form
    2,723.58/4,087.73 = 1,684.50/x
  3. Step 3: Cross multiply
    2,723.58x = 4,087.73 × 1,684.50
  4. Step 4: Simplify right side
    2,723.58x = 6,885,783.50
  5. Step 5: Solve for x
    x = 6,885,783.50/2,723.58
  6. Step 6: Final answer
    x = 2,528.21

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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.