Home / 5,729.45-8,578.55-4,338.59

Finding the Fourth Proportional to 5,729.45, 8,578.55 and 4,338.59

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Solution

The fourth proportional to 5,729.45, 8,578.55 and 4,338.59 is: 6,496.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729.45 : 8,578.55 = 4,338.59 : x
  2. Step 2: Convert to fraction form
    5,729.45/8,578.55 = 4,338.59/x
  3. Step 3: Cross multiply
    5,729.45x = 8,578.55 × 4,338.59
  4. Step 4: Simplify right side
    5,729.45x = 37,218,746.66
  5. Step 5: Solve for x
    x = 37,218,746.66/5,729.45
  6. Step 6: Final answer
    x = 6,496.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.