Home / 11,618.08-17,427.18-2,853.00

Finding the Fourth Proportional to 11,618.08, 17,427.18 and 2,853.00

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Solution

The fourth proportional to 11,618.08, 17,427.18 and 2,853.00 is: 4,279.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.08 : 17,427.18 = 2,853.00 : x
  2. Step 2: Convert to fraction form
    11,618.08/17,427.18 = 2,853.00/x
  3. Step 3: Cross multiply
    11,618.08x = 17,427.18 × 2,853.00
  4. Step 4: Simplify right side
    11,618.08x = 49,719,673.84
  5. Step 5: Solve for x
    x = 49,719,673.84/11,618.08
  6. Step 6: Final answer
    x = 4,279.51

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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.