Home / 6,051.15-8,350.20-3,398.63

Finding the Fourth Proportional to 6,051.15, 8,350.20 and 3,398.63

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Solution

The fourth proportional to 6,051.15, 8,350.20 and 3,398.63 is: 4,689.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,051.15 : 8,350.20 = 3,398.63 : x
  2. Step 2: Convert to fraction form
    6,051.15/8,350.20 = 3,398.63/x
  3. Step 3: Cross multiply
    6,051.15x = 8,350.20 × 3,398.63
  4. Step 4: Simplify right side
    6,051.15x = 28,379,198.48
  5. Step 5: Solve for x
    x = 28,379,198.48/6,051.15
  6. Step 6: Final answer
    x = 4,689.89

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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.