Home / 11,770.02-17,658.26-3,984.30

Finding the Fourth Proportional to 11,770.02, 17,658.26 and 3,984.30

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Solution

The fourth proportional to 11,770.02, 17,658.26 and 3,984.30 is: 5,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.02 : 17,658.26 = 3,984.30 : x
  2. Step 2: Convert to fraction form
    11,770.02/17,658.26 = 3,984.30/x
  3. Step 3: Cross multiply
    11,770.02x = 17,658.26 × 3,984.30
  4. Step 4: Simplify right side
    11,770.02x = 70,355,805.32
  5. Step 5: Solve for x
    x = 70,355,805.32/11,770.02
  6. Step 6: Final answer
    x = 5,977.54

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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.