Home / 6,427.32-9,639.04-2,729.52

Finding the Fourth Proportional to 6,427.32, 9,639.04 and 2,729.52

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Solution

The fourth proportional to 6,427.32, 9,639.04 and 2,729.52 is: 4,093.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427.32 : 9,639.04 = 2,729.52 : x
  2. Step 2: Convert to fraction form
    6,427.32/9,639.04 = 2,729.52/x
  3. Step 3: Cross multiply
    6,427.32x = 9,639.04 × 2,729.52
  4. Step 4: Simplify right side
    6,427.32x = 26,309,952.46
  5. Step 5: Solve for x
    x = 26,309,952.46/6,427.32
  6. Step 6: Final answer
    x = 4,093.46

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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.