Home / 2,343.42-3,231.36-1,777.50

Finding the Fourth Proportional to 2,343.42, 3,231.36 and 1,777.50

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Solution

The fourth proportional to 2,343.42, 3,231.36 and 1,777.50 is: 2,451.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.42 : 3,231.36 = 1,777.50 : x
  2. Step 2: Convert to fraction form
    2,343.42/3,231.36 = 1,777.50/x
  3. Step 3: Cross multiply
    2,343.42x = 3,231.36 × 1,777.50
  4. Step 4: Simplify right side
    2,343.42x = 5,743,742.40
  5. Step 5: Solve for x
    x = 5,743,742.40/2,343.42
  6. Step 6: Final answer
    x = 2,451.01

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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.