Home / 3,066.53-4,600.34-1,121.45

Finding the Fourth Proportional to 3,066.53, 4,600.34 and 1,121.45

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Solution

The fourth proportional to 3,066.53, 4,600.34 and 1,121.45 is: 1,682.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.53 : 4,600.34 = 1,121.45 : x
  2. Step 2: Convert to fraction form
    3,066.53/4,600.34 = 1,121.45/x
  3. Step 3: Cross multiply
    3,066.53x = 4,600.34 × 1,121.45
  4. Step 4: Simplify right side
    3,066.53x = 5,159,045.69
  5. Step 5: Solve for x
    x = 5,159,045.69/3,066.53
  6. Step 6: Final answer
    x = 1,682.37

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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.