Home / 6,383.89-9,570.16-2,487.39

Finding the Fourth Proportional to 6,383.89, 9,570.16 and 2,487.39

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Solution

The fourth proportional to 6,383.89, 9,570.16 and 2,487.39 is: 3,728.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383.89 : 9,570.16 = 2,487.39 : x
  2. Step 2: Convert to fraction form
    6,383.89/9,570.16 = 2,487.39/x
  3. Step 3: Cross multiply
    6,383.89x = 9,570.16 × 2,487.39
  4. Step 4: Simplify right side
    6,383.89x = 23,804,720.28
  5. Step 5: Solve for x
    x = 23,804,720.28/6,383.89
  6. Step 6: Final answer
    x = 3,728.87

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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.