Home / 4,765.38-7,140.16-3,371.81

Finding the Fourth Proportional to 4,765.38, 7,140.16 and 3,371.81

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Solution

The fourth proportional to 4,765.38, 7,140.16 and 3,371.81 is: 5,052.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.38 : 7,140.16 = 3,371.81 : x
  2. Step 2: Convert to fraction form
    4,765.38/7,140.16 = 3,371.81/x
  3. Step 3: Cross multiply
    4,765.38x = 7,140.16 × 3,371.81
  4. Step 4: Simplify right side
    4,765.38x = 24,075,231.40
  5. Step 5: Solve for x
    x = 24,075,231.40/4,765.38
  6. Step 6: Final answer
    x = 5,052.12

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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.