Home / 11,214.02-16,815.45-4,191.02

Finding the Fourth Proportional to 11,214.02, 16,815.45 and 4,191.02

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Solution

The fourth proportional to 11,214.02, 16,815.45 and 4,191.02 is: 6,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214.02 : 16,815.45 = 4,191.02 : x
  2. Step 2: Convert to fraction form
    11,214.02/16,815.45 = 4,191.02/x
  3. Step 3: Cross multiply
    11,214.02x = 16,815.45 × 4,191.02
  4. Step 4: Simplify right side
    11,214.02x = 70,473,887.26
  5. Step 5: Solve for x
    x = 70,473,887.26/11,214.02
  6. Step 6: Final answer
    x = 6,284.44

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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.