Home / 10,830.46-16,246.27-3,435.48

Finding the Fourth Proportional to 10,830.46, 16,246.27 and 3,435.48

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Solution

The fourth proportional to 10,830.46, 16,246.27 and 3,435.48 is: 5,153.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.46 : 16,246.27 = 3,435.48 : x
  2. Step 2: Convert to fraction form
    10,830.46/16,246.27 = 3,435.48/x
  3. Step 3: Cross multiply
    10,830.46x = 16,246.27 × 3,435.48
  4. Step 4: Simplify right side
    10,830.46x = 55,813,735.66
  5. Step 5: Solve for x
    x = 55,813,735.66/10,830.46
  6. Step 6: Final answer
    x = 5,153.40

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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.