Home / 11,436.70-17,158.53-5,437.33

Finding the Fourth Proportional to 11,436.70, 17,158.53 and 5,437.33

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Solution

The fourth proportional to 11,436.70, 17,158.53 and 5,437.33 is: 8,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,436.70 : 17,158.53 = 5,437.33 : x
  2. Step 2: Convert to fraction form
    11,436.70/17,158.53 = 5,437.33/x
  3. Step 3: Cross multiply
    11,436.70x = 17,158.53 × 5,437.33
  4. Step 4: Simplify right side
    11,436.70x = 93,296,589.92
  5. Step 5: Solve for x
    x = 93,296,589.92/11,436.70
  6. Step 6: Final answer
    x = 8,157.65

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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.