Home / 5,371.96-7,413.54-3,381.76

Finding the Fourth Proportional to 5,371.96, 7,413.54 and 3,381.76

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Solution

The fourth proportional to 5,371.96, 7,413.54 and 3,381.76 is: 4,666.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.96 : 7,413.54 = 3,381.76 : x
  2. Step 2: Convert to fraction form
    5,371.96/7,413.54 = 3,381.76/x
  3. Step 3: Cross multiply
    5,371.96x = 7,413.54 × 3,381.76
  4. Step 4: Simplify right side
    5,371.96x = 25,070,813.03
  5. Step 5: Solve for x
    x = 25,070,813.03/5,371.96
  6. Step 6: Final answer
    x = 4,666.98

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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.