Home / 4,293.12-6,433.92-1,695.36

Finding the Fourth Proportional to 4,293.12, 6,433.92 and 1,695.36

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Solution

The fourth proportional to 4,293.12, 6,433.92 and 1,695.36 is: 2,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.12 : 6,433.92 = 1,695.36 : x
  2. Step 2: Convert to fraction form
    4,293.12/6,433.92 = 1,695.36/x
  3. Step 3: Cross multiply
    4,293.12x = 6,433.92 × 1,695.36
  4. Step 4: Simplify right side
    4,293.12x = 10,907,810.61
  5. Step 5: Solve for x
    x = 10,907,810.61/4,293.12
  6. Step 6: Final answer
    x = 2,540.77

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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.