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Finding the Fourth Proportional to 3,051.83, 4,210.90 and 1,793.09

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Solution

The fourth proportional to 3,051.83, 4,210.90 and 1,793.09 is: 2,474.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.83 : 4,210.90 = 1,793.09 : x
  2. Step 2: Convert to fraction form
    3,051.83/4,210.90 = 1,793.09/x
  3. Step 3: Cross multiply
    3,051.83x = 4,210.90 × 1,793.09
  4. Step 4: Simplify right side
    3,051.83x = 7,550,497.14
  5. Step 5: Solve for x
    x = 7,550,497.14/3,051.83
  6. Step 6: Final answer
    x = 2,474.09

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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.