Home / 4,208.52-6,308.75-1,575.31

Finding the Fourth Proportional to 4,208.52, 6,308.75 and 1,575.31

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Solution

The fourth proportional to 4,208.52, 6,308.75 and 1,575.31 is: 2,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.52 : 6,308.75 = 1,575.31 : x
  2. Step 2: Convert to fraction form
    4,208.52/6,308.75 = 1,575.31/x
  3. Step 3: Cross multiply
    4,208.52x = 6,308.75 × 1,575.31
  4. Step 4: Simplify right side
    4,208.52x = 9,938,236.96
  5. Step 5: Solve for x
    x = 9,938,236.96/4,208.52
  6. Step 6: Final answer
    x = 2,361.46

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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.