Home / 4,485.10-6,725.91-2,144.48

Finding the Fourth Proportional to 4,485.10, 6,725.91 and 2,144.48

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Solution

The fourth proportional to 4,485.10, 6,725.91 and 2,144.48 is: 3,215.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.10 : 6,725.91 = 2,144.48 : x
  2. Step 2: Convert to fraction form
    4,485.10/6,725.91 = 2,144.48/x
  3. Step 3: Cross multiply
    4,485.10x = 6,725.91 × 2,144.48
  4. Step 4: Simplify right side
    4,485.10x = 14,423,560.33
  5. Step 5: Solve for x
    x = 14,423,560.33/4,485.10
  6. Step 6: Final answer
    x = 3,215.89

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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.