Home / 11,318.40-16,977.60-3,527.22

Finding the Fourth Proportional to 11,318.40, 16,977.60 and 3,527.22

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Solution

The fourth proportional to 11,318.40, 16,977.60 and 3,527.22 is: 5,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318.40 : 16,977.60 = 3,527.22 : x
  2. Step 2: Convert to fraction form
    11,318.40/16,977.60 = 3,527.22/x
  3. Step 3: Cross multiply
    11,318.40x = 16,977.60 × 3,527.22
  4. Step 4: Simplify right side
    11,318.40x = 59,883,730.27
  5. Step 5: Solve for x
    x = 59,883,730.27/11,318.40
  6. Step 6: Final answer
    x = 5,290.83

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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.