Home / 10,830.55-16,246.41-3,435.60

Finding the Fourth Proportional to 10,830.55, 16,246.41 and 3,435.60

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Solution

The fourth proportional to 10,830.55, 16,246.41 and 3,435.60 is: 5,153.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.55 : 16,246.41 = 3,435.60 : x
  2. Step 2: Convert to fraction form
    10,830.55/16,246.41 = 3,435.60/x
  3. Step 3: Cross multiply
    10,830.55x = 16,246.41 × 3,435.60
  4. Step 4: Simplify right side
    10,830.55x = 55,816,166.20
  5. Step 5: Solve for x
    x = 55,816,166.20/10,830.55
  6. Step 6: Final answer
    x = 5,153.59

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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.