Home / 11,088.61-16,635.26-3,191.04

Finding the Fourth Proportional to 11,088.61, 16,635.26 and 3,191.04

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Solution

The fourth proportional to 11,088.61, 16,635.26 and 3,191.04 is: 4,787.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.61 : 16,635.26 = 3,191.04 : x
  2. Step 2: Convert to fraction form
    11,088.61/16,635.26 = 3,191.04/x
  3. Step 3: Cross multiply
    11,088.61x = 16,635.26 × 3,191.04
  4. Step 4: Simplify right side
    11,088.61x = 53,083,764.12
  5. Step 5: Solve for x
    x = 53,083,764.12/11,088.61
  6. Step 6: Final answer
    x = 4,787.23

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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.