Home / 10,946.66-16,420.00-3,551.69

Finding the Fourth Proportional to 10,946.66, 16,420.00 and 3,551.69

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Solution

The fourth proportional to 10,946.66, 16,420.00 and 3,551.69 is: 5,327.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.66 : 16,420.00 = 3,551.69 : x
  2. Step 2: Convert to fraction form
    10,946.66/16,420.00 = 3,551.69/x
  3. Step 3: Cross multiply
    10,946.66x = 16,420.00 × 3,551.69
  4. Step 4: Simplify right side
    10,946.66x = 58,318,769.59
  5. Step 5: Solve for x
    x = 58,318,769.59/10,946.66
  6. Step 6: Final answer
    x = 5,327.54

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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.