Home / 6,280.62-8,667.22-3,628.26

Finding the Fourth Proportional to 6,280.62, 8,667.22 and 3,628.26

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Solution

The fourth proportional to 6,280.62, 8,667.22 and 3,628.26 is: 5,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.62 : 8,667.22 = 3,628.26 : x
  2. Step 2: Convert to fraction form
    6,280.62/8,667.22 = 3,628.26/x
  3. Step 3: Cross multiply
    6,280.62x = 8,667.22 × 3,628.26
  4. Step 4: Simplify right side
    6,280.62x = 31,446,927.64
  5. Step 5: Solve for x
    x = 31,446,927.64/6,280.62
  6. Step 6: Final answer
    x = 5,006.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.