Home / 10,413.09-14,369.73-5,697.06

Finding the Fourth Proportional to 10,413.09, 14,369.73 and 5,697.06

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Solution

The fourth proportional to 10,413.09, 14,369.73 and 5,697.06 is: 7,861.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.09 : 14,369.73 = 5,697.06 : x
  2. Step 2: Convert to fraction form
    10,413.09/14,369.73 = 5,697.06/x
  3. Step 3: Cross multiply
    10,413.09x = 14,369.73 × 5,697.06
  4. Step 4: Simplify right side
    10,413.09x = 81,865,213.99
  5. Step 5: Solve for x
    x = 81,865,213.99/10,413.09
  6. Step 6: Final answer
    x = 7,861.76

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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.