Home / 10,806.03-16,209.02-4,227.60

Finding the Fourth Proportional to 10,806.03, 16,209.02 and 4,227.60

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Solution

The fourth proportional to 10,806.03, 16,209.02 and 4,227.60 is: 6,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.03 : 16,209.02 = 4,227.60 : x
  2. Step 2: Convert to fraction form
    10,806.03/16,209.02 = 4,227.60/x
  3. Step 3: Cross multiply
    10,806.03x = 16,209.02 × 4,227.60
  4. Step 4: Simplify right side
    10,806.03x = 68,525,231.81
  5. Step 5: Solve for x
    x = 68,525,231.81/10,806.03
  6. Step 6: Final answer
    x = 6,341.39

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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.