Home / 8,383.38-11,570.08-5,028.04

Finding the Fourth Proportional to 8,383.38, 11,570.08 and 5,028.04

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Solution

The fourth proportional to 8,383.38, 11,570.08 and 5,028.04 is: 6,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.38 : 11,570.08 = 5,028.04 : x
  2. Step 2: Convert to fraction form
    8,383.38/11,570.08 = 5,028.04/x
  3. Step 3: Cross multiply
    8,383.38x = 11,570.08 × 5,028.04
  4. Step 4: Simplify right side
    8,383.38x = 58,174,828.83
  5. Step 5: Solve for x
    x = 58,174,828.83/8,383.38
  6. Step 6: Final answer
    x = 6,939.30

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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.