Home / 11,520.59-17,286.46-5,602.53

Finding the Fourth Proportional to 11,520.59, 17,286.46 and 5,602.53

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Solution

The fourth proportional to 11,520.59, 17,286.46 and 5,602.53 is: 8,406.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,520.59 : 17,286.46 = 5,602.53 : x
  2. Step 2: Convert to fraction form
    11,520.59/17,286.46 = 5,602.53/x
  3. Step 3: Cross multiply
    11,520.59x = 17,286.46 × 5,602.53
  4. Step 4: Simplify right side
    11,520.59x = 96,847,896.74
  5. Step 5: Solve for x
    x = 96,847,896.74/11,520.59
  6. Step 6: Final answer
    x = 8,406.50

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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.