Home / 3,709.55-5,564.46-1,628.53

Finding the Fourth Proportional to 3,709.55, 5,564.46 and 1,628.53

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Solution

The fourth proportional to 3,709.55, 5,564.46 and 1,628.53 is: 2,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.55 : 5,564.46 = 1,628.53 : x
  2. Step 2: Convert to fraction form
    3,709.55/5,564.46 = 1,628.53/x
  3. Step 3: Cross multiply
    3,709.55x = 5,564.46 × 1,628.53
  4. Step 4: Simplify right side
    3,709.55x = 9,061,890.04
  5. Step 5: Solve for x
    x = 9,061,890.04/3,709.55
  6. Step 6: Final answer
    x = 2,442.85

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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.