Home / 4,130.29-6,189.97-1,935.09

Finding the Fourth Proportional to 4,130.29, 6,189.97 and 1,935.09

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Solution

The fourth proportional to 4,130.29, 6,189.97 and 1,935.09 is: 2,900.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.29 : 6,189.97 = 1,935.09 : x
  2. Step 2: Convert to fraction form
    4,130.29/6,189.97 = 1,935.09/x
  3. Step 3: Cross multiply
    4,130.29x = 6,189.97 × 1,935.09
  4. Step 4: Simplify right side
    4,130.29x = 11,978,147.84
  5. Step 5: Solve for x
    x = 11,978,147.84/4,130.29
  6. Step 6: Final answer
    x = 2,900.07

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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.