Home / 11,543.39-17,318.34-3,754.43

Finding the Fourth Proportional to 11,543.39, 17,318.34 and 3,754.43

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Solution

The fourth proportional to 11,543.39, 17,318.34 and 3,754.43 is: 5,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.39 : 17,318.34 = 3,754.43 : x
  2. Step 2: Convert to fraction form
    11,543.39/17,318.34 = 3,754.43/x
  3. Step 3: Cross multiply
    11,543.39x = 17,318.34 × 3,754.43
  4. Step 4: Simplify right side
    11,543.39x = 65,020,495.25
  5. Step 5: Solve for x
    x = 65,020,495.25/11,543.39
  6. Step 6: Final answer
    x = 5,632.70

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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.