Home / 11,167.82-16,752.10-5,618.14

Finding the Fourth Proportional to 11,167.82, 16,752.10 and 5,618.14

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Solution

The fourth proportional to 11,167.82, 16,752.10 and 5,618.14 is: 8,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.82 : 16,752.10 = 5,618.14 : x
  2. Step 2: Convert to fraction form
    11,167.82/16,752.10 = 5,618.14/x
  3. Step 3: Cross multiply
    11,167.82x = 16,752.10 × 5,618.14
  4. Step 4: Simplify right side
    11,167.82x = 94,115,643.09
  5. Step 5: Solve for x
    x = 94,115,643.09/11,167.82
  6. Step 6: Final answer
    x = 8,427.40

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1.5x scale

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.