Home / 6,667.44-10,000.85-1,669.86

Finding the Fourth Proportional to 6,667.44, 10,000.85 and 1,669.86

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Solution

The fourth proportional to 6,667.44, 10,000.85 and 1,669.86 is: 2,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.44 : 10,000.85 = 1,669.86 : x
  2. Step 2: Convert to fraction form
    6,667.44/10,000.85 = 1,669.86/x
  3. Step 3: Cross multiply
    6,667.44x = 10,000.85 × 1,669.86
  4. Step 4: Simplify right side
    6,667.44x = 16,700,011.03
  5. Step 5: Solve for x
    x = 16,700,011.03/6,667.44
  6. Step 6: Final answer
    x = 2,504.71

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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.