Home / 4,789.84-6,610.08-2,801.92

Finding the Fourth Proportional to 4,789.84, 6,610.08 and 2,801.92

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Solution

The fourth proportional to 4,789.84, 6,610.08 and 2,801.92 is: 3,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.84 : 6,610.08 = 2,801.92 : x
  2. Step 2: Convert to fraction form
    4,789.84/6,610.08 = 2,801.92/x
  3. Step 3: Cross multiply
    4,789.84x = 6,610.08 × 2,801.92
  4. Step 4: Simplify right side
    4,789.84x = 18,520,915.35
  5. Step 5: Solve for x
    x = 18,520,915.35/4,789.84
  6. Step 6: Final answer
    x = 3,866.71

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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.