Home / 5,491.33-7,577.91-3,133.42

Finding the Fourth Proportional to 5,491.33, 7,577.91 and 3,133.42

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Solution

The fourth proportional to 5,491.33, 7,577.91 and 3,133.42 is: 4,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.33 : 7,577.91 = 3,133.42 : x
  2. Step 2: Convert to fraction form
    5,491.33/7,577.91 = 3,133.42/x
  3. Step 3: Cross multiply
    5,491.33x = 7,577.91 × 3,133.42
  4. Step 4: Simplify right side
    5,491.33x = 23,744,755.81
  5. Step 5: Solve for x
    x = 23,744,755.81/5,491.33
  6. Step 6: Final answer
    x = 4,324.05

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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.