Home / 4,943.93-6,822.90-2,819.09

Finding the Fourth Proportional to 4,943.93, 6,822.90 and 2,819.09

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Solution

The fourth proportional to 4,943.93, 6,822.90 and 2,819.09 is: 3,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.93 : 6,822.90 = 2,819.09 : x
  2. Step 2: Convert to fraction form
    4,943.93/6,822.90 = 2,819.09/x
  3. Step 3: Cross multiply
    4,943.93x = 6,822.90 × 2,819.09
  4. Step 4: Simplify right side
    4,943.93x = 19,234,386.22
  5. Step 5: Solve for x
    x = 19,234,386.22/4,943.93
  6. Step 6: Final answer
    x = 3,890.51

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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.