Home / 5,892.33-8,129.38-3,653.40

Finding the Fourth Proportional to 5,892.33, 8,129.38 and 3,653.40

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Solution

The fourth proportional to 5,892.33, 8,129.38 and 3,653.40 is: 5,040.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.33 : 8,129.38 = 3,653.40 : x
  2. Step 2: Convert to fraction form
    5,892.33/8,129.38 = 3,653.40/x
  3. Step 3: Cross multiply
    5,892.33x = 8,129.38 × 3,653.40
  4. Step 4: Simplify right side
    5,892.33x = 29,699,876.89
  5. Step 5: Solve for x
    x = 29,699,876.89/5,892.33
  6. Step 6: Final answer
    x = 5,040.43

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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.