Home / 4,447.89-6,667.43-2,103.75

Finding the Fourth Proportional to 4,447.89, 6,667.43 and 2,103.75

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Solution

The fourth proportional to 4,447.89, 6,667.43 and 2,103.75 is: 3,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.89 : 6,667.43 = 2,103.75 : x
  2. Step 2: Convert to fraction form
    4,447.89/6,667.43 = 2,103.75/x
  3. Step 3: Cross multiply
    4,447.89x = 6,667.43 × 2,103.75
  4. Step 4: Simplify right side
    4,447.89x = 14,026,595.34
  5. Step 5: Solve for x
    x = 14,026,595.34/4,447.89
  6. Step 6: Final answer
    x = 3,153.54

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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.