Home / 5,436.35-8,155.22-1,925.54

Finding the Fourth Proportional to 5,436.35, 8,155.22 and 1,925.54

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Solution

The fourth proportional to 5,436.35, 8,155.22 and 1,925.54 is: 2,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.35 : 8,155.22 = 1,925.54 : x
  2. Step 2: Convert to fraction form
    5,436.35/8,155.22 = 1,925.54/x
  3. Step 3: Cross multiply
    5,436.35x = 8,155.22 × 1,925.54
  4. Step 4: Simplify right side
    5,436.35x = 15,703,202.32
  5. Step 5: Solve for x
    x = 15,703,202.32/5,436.35
  6. Step 6: Final answer
    x = 2,888.56

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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.