Home / 4,798.89-6,622.45-2,809.83

Finding the Fourth Proportional to 4,798.89, 6,622.45 and 2,809.83

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Solution

The fourth proportional to 4,798.89, 6,622.45 and 2,809.83 is: 3,877.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.89 : 6,622.45 = 2,809.83 : x
  2. Step 2: Convert to fraction form
    4,798.89/6,622.45 = 2,809.83/x
  3. Step 3: Cross multiply
    4,798.89x = 6,622.45 × 2,809.83
  4. Step 4: Simplify right side
    4,798.89x = 18,607,958.68
  5. Step 5: Solve for x
    x = 18,607,958.68/4,798.89
  6. Step 6: Final answer
    x = 3,877.55

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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.