Home / 4,805.30-6,631.54-2,709.38

Finding the Fourth Proportional to 4,805.30, 6,631.54 and 2,709.38

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Solution

The fourth proportional to 4,805.30, 6,631.54 and 2,709.38 is: 3,739.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.30 : 6,631.54 = 2,709.38 : x
  2. Step 2: Convert to fraction form
    4,805.30/6,631.54 = 2,709.38/x
  3. Step 3: Cross multiply
    4,805.30x = 6,631.54 × 2,709.38
  4. Step 4: Simplify right side
    4,805.30x = 17,967,321.91
  5. Step 5: Solve for x
    x = 17,967,321.91/4,805.30
  6. Step 6: Final answer
    x = 3,739.07

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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.