Home / 7,849.06-10,828.92-4,489.42

Finding the Fourth Proportional to 7,849.06, 10,828.92 and 4,489.42

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Solution

The fourth proportional to 7,849.06, 10,828.92 and 4,489.42 is: 6,193.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.06 : 10,828.92 = 4,489.42 : x
  2. Step 2: Convert to fraction form
    7,849.06/10,828.92 = 4,489.42/x
  3. Step 3: Cross multiply
    7,849.06x = 10,828.92 × 4,489.42
  4. Step 4: Simplify right side
    7,849.06x = 48,615,570.03
  5. Step 5: Solve for x
    x = 48,615,570.03/7,849.06
  6. Step 6: Final answer
    x = 6,193.81

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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.