Home / 11,079.61-16,619.11-3,583.15

Finding the Fourth Proportional to 11,079.61, 16,619.11 and 3,583.15

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Solution

The fourth proportional to 11,079.61, 16,619.11 and 3,583.15 is: 5,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.61 : 16,619.11 = 3,583.15 : x
  2. Step 2: Convert to fraction form
    11,079.61/16,619.11 = 3,583.15/x
  3. Step 3: Cross multiply
    11,079.61x = 16,619.11 × 3,583.15
  4. Step 4: Simplify right side
    11,079.61x = 59,548,713.49
  5. Step 5: Solve for x
    x = 59,548,713.49/11,079.61
  6. Step 6: Final answer
    x = 5,374.62

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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.