Home / 7,142.33-10,725.38-4,817.30

Finding the Fourth Proportional to 7,142.33, 10,725.38 and 4,817.30

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Solution

The fourth proportional to 7,142.33, 10,725.38 and 4,817.30 is: 7,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142.33 : 10,725.38 = 4,817.30 : x
  2. Step 2: Convert to fraction form
    7,142.33/10,725.38 = 4,817.30/x
  3. Step 3: Cross multiply
    7,142.33x = 10,725.38 × 4,817.30
  4. Step 4: Simplify right side
    7,142.33x = 51,667,295.36
  5. Step 5: Solve for x
    x = 51,667,295.36/7,142.33
  6. Step 6: Final answer
    x = 7,233.96

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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.