Home / 10,413.60-15,619.38-5,732.07

Finding the Fourth Proportional to 10,413.60, 15,619.38 and 5,732.07

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Solution

The fourth proportional to 10,413.60, 15,619.38 and 5,732.07 is: 8,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.60 : 15,619.38 = 5,732.07 : x
  2. Step 2: Convert to fraction form
    10,413.60/15,619.38 = 5,732.07/x
  3. Step 3: Cross multiply
    10,413.60x = 15,619.38 × 5,732.07
  4. Step 4: Simplify right side
    10,413.60x = 89,531,379.52
  5. Step 5: Solve for x
    x = 89,531,379.52/10,413.60
  6. Step 6: Final answer
    x = 8,597.54

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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.