Home / 6,370.31-8,790.72-3,537.86

Finding the Fourth Proportional to 6,370.31, 8,790.72 and 3,537.86

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Solution

The fourth proportional to 6,370.31, 8,790.72 and 3,537.86 is: 4,882.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.31 : 8,790.72 = 3,537.86 : x
  2. Step 2: Convert to fraction form
    6,370.31/8,790.72 = 3,537.86/x
  3. Step 3: Cross multiply
    6,370.31x = 8,790.72 × 3,537.86
  4. Step 4: Simplify right side
    6,370.31x = 31,100,371.90
  5. Step 5: Solve for x
    x = 31,100,371.90/6,370.31
  6. Step 6: Final answer
    x = 4,882.08

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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.