Home / 6,051.86-8,350.66-3,398.75

Finding the Fourth Proportional to 6,051.86, 8,350.66 and 3,398.75

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Solution

The fourth proportional to 6,051.86, 8,350.66 and 3,398.75 is: 4,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,051.86 : 8,350.66 = 3,398.75 : x
  2. Step 2: Convert to fraction form
    6,051.86/8,350.66 = 3,398.75/x
  3. Step 3: Cross multiply
    6,051.86x = 8,350.66 × 3,398.75
  4. Step 4: Simplify right side
    6,051.86x = 28,381,805.68
  5. Step 5: Solve for x
    x = 28,381,805.68/6,051.86
  6. Step 6: Final answer
    x = 4,689.77

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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.