Home / 10,170.73-15,243.80-4,618.49

Finding the Fourth Proportional to 10,170.73, 15,243.80 and 4,618.49

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Solution

The fourth proportional to 10,170.73, 15,243.80 and 4,618.49 is: 6,922.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.73 : 15,243.80 = 4,618.49 : x
  2. Step 2: Convert to fraction form
    10,170.73/15,243.80 = 4,618.49/x
  3. Step 3: Cross multiply
    10,170.73x = 15,243.80 × 4,618.49
  4. Step 4: Simplify right side
    10,170.73x = 70,403,238.55
  5. Step 5: Solve for x
    x = 70,403,238.55/10,170.73
  6. Step 6: Final answer
    x = 6,922.14

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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.