Home / 11,411.46-17,116.92-2,977.83

Finding the Fourth Proportional to 11,411.46, 17,116.92 and 2,977.83

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Solution

The fourth proportional to 11,411.46, 17,116.92 and 2,977.83 is: 4,466.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,411.46 : 17,116.92 = 2,977.83 : x
  2. Step 2: Convert to fraction form
    11,411.46/17,116.92 = 2,977.83/x
  3. Step 3: Cross multiply
    11,411.46x = 17,116.92 × 2,977.83
  4. Step 4: Simplify right side
    11,411.46x = 50,971,277.88
  5. Step 5: Solve for x
    x = 50,971,277.88/11,411.46
  6. Step 6: Final answer
    x = 4,466.67

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1.5x scale

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.