Home / 10,561.82-14,574.03-8,413.84

Finding the Fourth Proportional to 10,561.82, 14,574.03 and 8,413.84

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Solution

The fourth proportional to 10,561.82, 14,574.03 and 8,413.84 is: 11,610.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561.82 : 14,574.03 = 8,413.84 : x
  2. Step 2: Convert to fraction form
    10,561.82/14,574.03 = 8,413.84/x
  3. Step 3: Cross multiply
    10,561.82x = 14,574.03 × 8,413.84
  4. Step 4: Simplify right side
    10,561.82x = 122,623,520.14
  5. Step 5: Solve for x
    x = 122,623,520.14/10,561.82
  6. Step 6: Final answer
    x = 11,610.07

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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.