Home / 3,923.19-5,416.38-2,598.03

Finding the Fourth Proportional to 3,923.19, 5,416.38 and 2,598.03

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Solution

The fourth proportional to 3,923.19, 5,416.38 and 2,598.03 is: 3,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.19 : 5,416.38 = 2,598.03 : x
  2. Step 2: Convert to fraction form
    3,923.19/5,416.38 = 2,598.03/x
  3. Step 3: Cross multiply
    3,923.19x = 5,416.38 × 2,598.03
  4. Step 4: Simplify right side
    3,923.19x = 14,071,917.73
  5. Step 5: Solve for x
    x = 14,071,917.73/3,923.19
  6. Step 6: Final answer
    x = 3,586.86

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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.