Home / 4,945.33-7,412.23-2,998.81

Finding the Fourth Proportional to 4,945.33, 7,412.23 and 2,998.81

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Solution

The fourth proportional to 4,945.33, 7,412.23 and 2,998.81 is: 4,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.33 : 7,412.23 = 2,998.81 : x
  2. Step 2: Convert to fraction form
    4,945.33/7,412.23 = 2,998.81/x
  3. Step 3: Cross multiply
    4,945.33x = 7,412.23 × 2,998.81
  4. Step 4: Simplify right side
    4,945.33x = 22,227,869.45
  5. Step 5: Solve for x
    x = 22,227,869.45/4,945.33
  6. Step 6: Final answer
    x = 4,494.72

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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.