Home / 4,455.89-6,684.77-1,682.50

Finding the Fourth Proportional to 4,455.89, 6,684.77 and 1,682.50

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Solution

The fourth proportional to 4,455.89, 6,684.77 and 1,682.50 is: 2,524.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.89 : 6,684.77 = 1,682.50 : x
  2. Step 2: Convert to fraction form
    4,455.89/6,684.77 = 1,682.50/x
  3. Step 3: Cross multiply
    4,455.89x = 6,684.77 × 1,682.50
  4. Step 4: Simplify right side
    4,455.89x = 11,247,092.10
  5. Step 5: Solve for x
    x = 11,247,092.10/4,455.89
  6. Step 6: Final answer
    x = 2,524.10

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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.