Home / 11,620.46-17,435.38-4,695.50

Finding the Fourth Proportional to 11,620.46, 17,435.38 and 4,695.50

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Solution

The fourth proportional to 11,620.46, 17,435.38 and 4,695.50 is: 7,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.46 : 17,435.38 = 4,695.50 : x
  2. Step 2: Convert to fraction form
    11,620.46/17,435.38 = 4,695.50/x
  3. Step 3: Cross multiply
    11,620.46x = 17,435.38 × 4,695.50
  4. Step 4: Simplify right side
    11,620.46x = 81,867,826.79
  5. Step 5: Solve for x
    x = 81,867,826.79/11,620.46
  6. Step 6: Final answer
    x = 7,045.15

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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.