Home / 5,349.24-8,019.90-2,575.80

Finding the Fourth Proportional to 5,349.24, 8,019.90 and 2,575.80

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Solution

The fourth proportional to 5,349.24, 8,019.90 and 2,575.80 is: 3,861.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.24 : 8,019.90 = 2,575.80 : x
  2. Step 2: Convert to fraction form
    5,349.24/8,019.90 = 2,575.80/x
  3. Step 3: Cross multiply
    5,349.24x = 8,019.90 × 2,575.80
  4. Step 4: Simplify right side
    5,349.24x = 20,657,658.42
  5. Step 5: Solve for x
    x = 20,657,658.42/5,349.24
  6. Step 6: Final answer
    x = 3,861.79

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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.