Home / 11,618.84-17,427.99-2,853.74

Finding the Fourth Proportional to 11,618.84, 17,427.99 and 2,853.74

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Solution

The fourth proportional to 11,618.84, 17,427.99 and 2,853.74 is: 4,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.84 : 17,427.99 = 2,853.74 : x
  2. Step 2: Convert to fraction form
    11,618.84/17,427.99 = 2,853.74/x
  3. Step 3: Cross multiply
    11,618.84x = 17,427.99 × 2,853.74
  4. Step 4: Simplify right side
    11,618.84x = 49,734,952.18
  5. Step 5: Solve for x
    x = 49,734,952.18/11,618.84
  6. Step 6: Final answer
    x = 4,280.54

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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.