Home / 3,709.30-5,567.10-1,519.60

Finding the Fourth Proportional to 3,709.30, 5,567.10 and 1,519.60

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Solution

The fourth proportional to 3,709.30, 5,567.10 and 1,519.60 is: 2,280.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.30 : 5,567.10 = 1,519.60 : x
  2. Step 2: Convert to fraction form
    3,709.30/5,567.10 = 1,519.60/x
  3. Step 3: Cross multiply
    3,709.30x = 5,567.10 × 1,519.60
  4. Step 4: Simplify right side
    3,709.30x = 8,459,765.16
  5. Step 5: Solve for x
    x = 8,459,765.16/3,709.30
  6. Step 6: Final answer
    x = 2,280.69

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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.