Home / 11,652.46-17,483.31-4,257.40

Finding the Fourth Proportional to 11,652.46, 17,483.31 and 4,257.40

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Solution

The fourth proportional to 11,652.46, 17,483.31 and 4,257.40 is: 6,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.46 : 17,483.31 = 4,257.40 : x
  2. Step 2: Convert to fraction form
    11,652.46/17,483.31 = 4,257.40/x
  3. Step 3: Cross multiply
    11,652.46x = 17,483.31 × 4,257.40
  4. Step 4: Simplify right side
    11,652.46x = 74,433,443.99
  5. Step 5: Solve for x
    x = 74,433,443.99/11,652.46
  6. Step 6: Final answer
    x = 6,387.79

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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.