Home / 10,413.59-15,617.14-3,018.56

Finding the Fourth Proportional to 10,413.59, 15,617.14 and 3,018.56

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Solution

The fourth proportional to 10,413.59, 15,617.14 and 3,018.56 is: 4,526.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.59 : 15,617.14 = 3,018.56 : x
  2. Step 2: Convert to fraction form
    10,413.59/15,617.14 = 3,018.56/x
  3. Step 3: Cross multiply
    10,413.59x = 15,617.14 × 3,018.56
  4. Step 4: Simplify right side
    10,413.59x = 47,141,188.49
  5. Step 5: Solve for x
    x = 47,141,188.49/10,413.59
  6. Step 6: Final answer
    x = 4,526.89

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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.