Home / 10,171.13-15,256.96-3,245.63

Finding the Fourth Proportional to 10,171.13, 15,256.96 and 3,245.63

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Solution

The fourth proportional to 10,171.13, 15,256.96 and 3,245.63 is: 4,868.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.13 : 15,256.96 = 3,245.63 : x
  2. Step 2: Convert to fraction form
    10,171.13/15,256.96 = 3,245.63/x
  3. Step 3: Cross multiply
    10,171.13x = 15,256.96 × 3,245.63
  4. Step 4: Simplify right side
    10,171.13x = 49,518,362.69
  5. Step 5: Solve for x
    x = 49,518,362.69/10,171.13
  6. Step 6: Final answer
    x = 4,868.52

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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.