Home / 10,413.96-15,620.79-2,516.41

Finding the Fourth Proportional to 10,413.96, 15,620.79 and 2,516.41

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Solution

The fourth proportional to 10,413.96, 15,620.79 and 2,516.41 is: 3,774.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.96 : 15,620.79 = 2,516.41 : x
  2. Step 2: Convert to fraction form
    10,413.96/15,620.79 = 2,516.41/x
  3. Step 3: Cross multiply
    10,413.96x = 15,620.79 × 2,516.41
  4. Step 4: Simplify right side
    10,413.96x = 39,308,312.16
  5. Step 5: Solve for x
    x = 39,308,312.16/10,413.96
  6. Step 6: Final answer
    x = 3,774.58

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1.5x scale

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.