Home / 6,667.24-10,000.45-2,771.68

Finding the Fourth Proportional to 6,667.24, 10,000.45 and 2,771.68

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Solution

The fourth proportional to 6,667.24, 10,000.45 and 2,771.68 is: 4,157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.24 : 10,000.45 = 2,771.68 : x
  2. Step 2: Convert to fraction form
    6,667.24/10,000.45 = 2,771.68/x
  3. Step 3: Cross multiply
    6,667.24x = 10,000.45 × 2,771.68
  4. Step 4: Simplify right side
    6,667.24x = 27,717,983.40
  5. Step 5: Solve for x
    x = 27,717,983.40/6,667.24
  6. Step 6: Final answer
    x = 4,157.34

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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.