Home / 5,667.72-8,490.51-3,195.06

Finding the Fourth Proportional to 5,667.72, 8,490.51 and 3,195.06

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Solution

The fourth proportional to 5,667.72, 8,490.51 and 3,195.06 is: 4,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667.72 : 8,490.51 = 3,195.06 : x
  2. Step 2: Convert to fraction form
    5,667.72/8,490.51 = 3,195.06/x
  3. Step 3: Cross multiply
    5,667.72x = 8,490.51 × 3,195.06
  4. Step 4: Simplify right side
    5,667.72x = 27,127,688.88
  5. Step 5: Solve for x
    x = 27,127,688.88/5,667.72
  6. Step 6: Final answer
    x = 4,786.35

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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.