Home / 9,189.02-13,783.23-3,994.90

Finding the Fourth Proportional to 9,189.02, 13,783.23 and 3,994.90

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Solution

The fourth proportional to 9,189.02, 13,783.23 and 3,994.90 is: 5,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.02 : 13,783.23 = 3,994.90 : x
  2. Step 2: Convert to fraction form
    9,189.02/13,783.23 = 3,994.90/x
  3. Step 3: Cross multiply
    9,189.02x = 13,783.23 × 3,994.90
  4. Step 4: Simplify right side
    9,189.02x = 55,062,591.07
  5. Step 5: Solve for x
    x = 55,062,591.07/9,189.02
  6. Step 6: Final answer
    x = 5,992.21

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Similar ratio
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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.