Home / 5,229.99-7,215.87-4,049.01

Finding the Fourth Proportional to 5,229.99, 7,215.87 and 4,049.01

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Solution

The fourth proportional to 5,229.99, 7,215.87 and 4,049.01 is: 5,586.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.99 : 7,215.87 = 4,049.01 : x
  2. Step 2: Convert to fraction form
    5,229.99/7,215.87 = 4,049.01/x
  3. Step 3: Cross multiply
    5,229.99x = 7,215.87 × 4,049.01
  4. Step 4: Simplify right side
    5,229.99x = 29,217,129.79
  5. Step 5: Solve for x
    x = 29,217,129.79/5,229.99
  6. Step 6: Final answer
    x = 5,586.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.