Home / 4,293.75-6,441.21-1,372.08

Finding the Fourth Proportional to 4,293.75, 6,441.21 and 1,372.08

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Solution

The fourth proportional to 4,293.75, 6,441.21 and 1,372.08 is: 2,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.75 : 6,441.21 = 1,372.08 : x
  2. Step 2: Convert to fraction form
    4,293.75/6,441.21 = 1,372.08/x
  3. Step 3: Cross multiply
    4,293.75x = 6,441.21 × 1,372.08
  4. Step 4: Simplify right side
    4,293.75x = 8,837,855.42
  5. Step 5: Solve for x
    x = 8,837,855.42/4,293.75
  6. Step 6: Final answer
    x = 2,058.31

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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.