Home / 10,977.41-16,464.47-3,581.84

Finding the Fourth Proportional to 10,977.41, 16,464.47 and 3,581.84

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Solution

The fourth proportional to 10,977.41, 16,464.47 and 3,581.84 is: 5,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.41 : 16,464.47 = 3,581.84 : x
  2. Step 2: Convert to fraction form
    10,977.41/16,464.47 = 3,581.84/x
  3. Step 3: Cross multiply
    10,977.41x = 16,464.47 × 3,581.84
  4. Step 4: Simplify right side
    10,977.41x = 58,973,120.48
  5. Step 5: Solve for x
    x = 58,973,120.48/10,977.41
  6. Step 6: Final answer
    x = 5,372.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.