Home / 11,252.43-16,878.65-4,322.07

Finding the Fourth Proportional to 11,252.43, 16,878.65 and 4,322.07

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Solution

The fourth proportional to 11,252.43, 16,878.65 and 4,322.07 is: 6,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.43 : 16,878.65 = 4,322.07 : x
  2. Step 2: Convert to fraction form
    11,252.43/16,878.65 = 4,322.07/x
  3. Step 3: Cross multiply
    11,252.43x = 16,878.65 × 4,322.07
  4. Step 4: Simplify right side
    11,252.43x = 72,950,685.20
  5. Step 5: Solve for x
    x = 72,950,685.20/11,252.43
  6. Step 6: Final answer
    x = 6,483.11

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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.