Home / 3,632.96-5,011.61-2,961.81

Finding the Fourth Proportional to 3,632.96, 5,011.61 and 2,961.81

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Solution

The fourth proportional to 3,632.96, 5,011.61 and 2,961.81 is: 4,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.96 : 5,011.61 = 2,961.81 : x
  2. Step 2: Convert to fraction form
    3,632.96/5,011.61 = 2,961.81/x
  3. Step 3: Cross multiply
    3,632.96x = 5,011.61 × 2,961.81
  4. Step 4: Simplify right side
    3,632.96x = 14,843,421.81
  5. Step 5: Solve for x
    x = 14,843,421.81/3,632.96
  6. Step 6: Final answer
    x = 4,085.76

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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.