Home / 7,906.26-10,909.68-4,368.98

Finding the Fourth Proportional to 7,906.26, 10,909.68 and 4,368.98

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Solution

The fourth proportional to 7,906.26, 10,909.68 and 4,368.98 is: 6,028.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.26 : 10,909.68 = 4,368.98 : x
  2. Step 2: Convert to fraction form
    7,906.26/10,909.68 = 4,368.98/x
  3. Step 3: Cross multiply
    7,906.26x = 10,909.68 × 4,368.98
  4. Step 4: Simplify right side
    7,906.26x = 47,664,173.73
  5. Step 5: Solve for x
    x = 47,664,173.73/7,906.26
  6. Step 6: Final answer
    x = 6,028.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.