Home / 6,108.30-8,428.41-3,589.92

Finding the Fourth Proportional to 6,108.30, 8,428.41 and 3,589.92

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Solution

The fourth proportional to 6,108.30, 8,428.41 and 3,589.92 is: 4,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.30 : 8,428.41 = 3,589.92 : x
  2. Step 2: Convert to fraction form
    6,108.30/8,428.41 = 3,589.92/x
  3. Step 3: Cross multiply
    6,108.30x = 8,428.41 × 3,589.92
  4. Step 4: Simplify right side
    6,108.30x = 30,257,317.63
  5. Step 5: Solve for x
    x = 30,257,317.63/6,108.30
  6. Step 6: Final answer
    x = 4,953.48

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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.