Home / 11,858.08-17,787.06-3,092.80

Finding the Fourth Proportional to 11,858.08, 17,787.06 and 3,092.80

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Solution

The fourth proportional to 11,858.08, 17,787.06 and 3,092.80 is: 4,639.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.08 : 17,787.06 = 3,092.80 : x
  2. Step 2: Convert to fraction form
    11,858.08/17,787.06 = 3,092.80/x
  3. Step 3: Cross multiply
    11,858.08x = 17,787.06 × 3,092.80
  4. Step 4: Simplify right side
    11,858.08x = 55,011,819.17
  5. Step 5: Solve for x
    x = 55,011,819.17/11,858.08
  6. Step 6: Final answer
    x = 4,639.18

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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.