Home / 2,184.96-3,015.18-1,190.23

Finding the Fourth Proportional to 2,184.96, 3,015.18 and 1,190.23

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Solution

The fourth proportional to 2,184.96, 3,015.18 and 1,190.23 is: 1,642.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.96 : 3,015.18 = 1,190.23 : x
  2. Step 2: Convert to fraction form
    2,184.96/3,015.18 = 1,190.23/x
  3. Step 3: Cross multiply
    2,184.96x = 3,015.18 × 1,190.23
  4. Step 4: Simplify right side
    2,184.96x = 3,588,757.69
  5. Step 5: Solve for x
    x = 3,588,757.69/2,184.96
  6. Step 6: Final answer
    x = 1,642.48

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,185.96, 3,016.56 and 1,191.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.