Home / 4,743.93-7,115.67-1,822.05

Finding the Fourth Proportional to 4,743.93, 7,115.67 and 1,822.05

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Solution

The fourth proportional to 4,743.93, 7,115.67 and 1,822.05 is: 2,732.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.93 : 7,115.67 = 1,822.05 : x
  2. Step 2: Convert to fraction form
    4,743.93/7,115.67 = 1,822.05/x
  3. Step 3: Cross multiply
    4,743.93x = 7,115.67 × 1,822.05
  4. Step 4: Simplify right side
    4,743.93x = 12,965,106.52
  5. Step 5: Solve for x
    x = 12,965,106.52/4,743.93
  6. Step 6: Final answer
    x = 2,732.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.