Home / 11,626.47-17,439.53-2,861.46

Finding the Fourth Proportional to 11,626.47, 17,439.53 and 2,861.46

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Solution

The fourth proportional to 11,626.47, 17,439.53 and 2,861.46 is: 4,292.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.47 : 17,439.53 = 2,861.46 : x
  2. Step 2: Convert to fraction form
    11,626.47/17,439.53 = 2,861.46/x
  3. Step 3: Cross multiply
    11,626.47x = 17,439.53 × 2,861.46
  4. Step 4: Simplify right side
    11,626.47x = 49,902,503.21
  5. Step 5: Solve for x
    x = 49,902,503.21/11,626.47
  6. Step 6: Final answer
    x = 4,292.15

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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.