Home / 5,413.17-8,123.84-3,654.01

Finding the Fourth Proportional to 5,413.17, 8,123.84 and 3,654.01

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Solution

The fourth proportional to 5,413.17, 8,123.84 and 3,654.01 is: 5,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.17 : 8,123.84 = 3,654.01 : x
  2. Step 2: Convert to fraction form
    5,413.17/8,123.84 = 3,654.01/x
  3. Step 3: Cross multiply
    5,413.17x = 8,123.84 × 3,654.01
  4. Step 4: Simplify right side
    5,413.17x = 29,684,592.60
  5. Step 5: Solve for x
    x = 29,684,592.60/5,413.17
  6. Step 6: Final answer
    x = 5,483.77

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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.