Home / 3,709.30-5,558.08-3,012.59

Finding the Fourth Proportional to 3,709.30, 5,558.08 and 3,012.59

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Solution

The fourth proportional to 3,709.30, 5,558.08 and 3,012.59 is: 4,514.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.30 : 5,558.08 = 3,012.59 : x
  2. Step 2: Convert to fraction form
    3,709.30/5,558.08 = 3,012.59/x
  3. Step 3: Cross multiply
    3,709.30x = 5,558.08 × 3,012.59
  4. Step 4: Simplify right side
    3,709.30x = 16,744,230.12
  5. Step 5: Solve for x
    x = 16,744,230.12/3,709.30
  6. Step 6: Final answer
    x = 4,514.12

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1.5x scale

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.