Home / 7,824.26-11,737.40-4,126.62

Finding the Fourth Proportional to 7,824.26, 11,737.40 and 4,126.62

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Solution

The fourth proportional to 7,824.26, 11,737.40 and 4,126.62 is: 6,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.26 : 11,737.40 = 4,126.62 : x
  2. Step 2: Convert to fraction form
    7,824.26/11,737.40 = 4,126.62/x
  3. Step 3: Cross multiply
    7,824.26x = 11,737.40 × 4,126.62
  4. Step 4: Simplify right side
    7,824.26x = 48,435,799.90
  5. Step 5: Solve for x
    x = 48,435,799.90/7,824.26
  6. Step 6: Final answer
    x = 6,190.47

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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.