Home / 4,239.39-6,361.52-1,642.53

Finding the Fourth Proportional to 4,239.39, 6,361.52 and 1,642.53

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Solution

The fourth proportional to 4,239.39, 6,361.52 and 1,642.53 is: 2,464.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.39 : 6,361.52 = 1,642.53 : x
  2. Step 2: Convert to fraction form
    4,239.39/6,361.52 = 1,642.53/x
  3. Step 3: Cross multiply
    4,239.39x = 6,361.52 × 1,642.53
  4. Step 4: Simplify right side
    4,239.39x = 10,448,979.23
  5. Step 5: Solve for x
    x = 10,448,979.23/4,239.39
  6. Step 6: Final answer
    x = 2,464.74

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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.