Home / 6,519.04-9,778.64-2,136.54

Finding the Fourth Proportional to 6,519.04, 9,778.64 and 2,136.54

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Solution

The fourth proportional to 6,519.04, 9,778.64 and 2,136.54 is: 3,204.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.04 : 9,778.64 = 2,136.54 : x
  2. Step 2: Convert to fraction form
    6,519.04/9,778.64 = 2,136.54/x
  3. Step 3: Cross multiply
    6,519.04x = 9,778.64 × 2,136.54
  4. Step 4: Simplify right side
    6,519.04x = 20,892,455.51
  5. Step 5: Solve for x
    x = 20,892,455.51/6,519.04
  6. Step 6: Final answer
    x = 3,204.84

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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.