Home / 4,108.08-6,160.68-1,185.60

Finding the Fourth Proportional to 4,108.08, 6,160.68 and 1,185.60

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Solution

The fourth proportional to 4,108.08, 6,160.68 and 1,185.60 is: 1,777.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.08 : 6,160.68 = 1,185.60 : x
  2. Step 2: Convert to fraction form
    4,108.08/6,160.68 = 1,185.60/x
  3. Step 3: Cross multiply
    4,108.08x = 6,160.68 × 1,185.60
  4. Step 4: Simplify right side
    4,108.08x = 7,304,102.21
  5. Step 5: Solve for x
    x = 7,304,102.21/4,108.08
  6. Step 6: Final answer
    x = 1,777.98

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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.