Home / 10,135.43-13,981.07-6,099.47

Finding the Fourth Proportional to 10,135.43, 13,981.07 and 6,099.47

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Solution

The fourth proportional to 10,135.43, 13,981.07 and 6,099.47 is: 8,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.43 : 13,981.07 = 6,099.47 : x
  2. Step 2: Convert to fraction form
    10,135.43/13,981.07 = 6,099.47/x
  3. Step 3: Cross multiply
    10,135.43x = 13,981.07 × 6,099.47
  4. Step 4: Simplify right side
    10,135.43x = 85,277,114.81
  5. Step 5: Solve for x
    x = 85,277,114.81/10,135.43
  6. Step 6: Final answer
    x = 8,413.76

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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.