Home / 3,453.14-4,765.66-2,127.62

Finding the Fourth Proportional to 3,453.14, 4,765.66 and 2,127.62

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Solution

The fourth proportional to 3,453.14, 4,765.66 and 2,127.62 is: 2,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.14 : 4,765.66 = 2,127.62 : x
  2. Step 2: Convert to fraction form
    3,453.14/4,765.66 = 2,127.62/x
  3. Step 3: Cross multiply
    3,453.14x = 4,765.66 × 2,127.62
  4. Step 4: Simplify right side
    3,453.14x = 10,139,513.53
  5. Step 5: Solve for x
    x = 10,139,513.53/3,453.14
  6. Step 6: Final answer
    x = 2,936.32

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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.