Home / 10,839.93-16,263.17-7,683.47

Finding the Fourth Proportional to 10,839.93, 16,263.17 and 7,683.47

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Solution

The fourth proportional to 10,839.93, 16,263.17 and 7,683.47 is: 11,527.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.93 : 16,263.17 = 7,683.47 : x
  2. Step 2: Convert to fraction form
    10,839.93/16,263.17 = 7,683.47/x
  3. Step 3: Cross multiply
    10,839.93x = 16,263.17 × 7,683.47
  4. Step 4: Simplify right side
    10,839.93x = 124,957,578.80
  5. Step 5: Solve for x
    x = 124,957,578.80/10,839.93
  6. Step 6: Final answer
    x = 11,527.53

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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.