Home / 10,179.05-15,263.04-3,157.16

Finding the Fourth Proportional to 10,179.05, 15,263.04 and 3,157.16

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Solution

The fourth proportional to 10,179.05, 15,263.04 and 3,157.16 is: 4,734.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.05 : 15,263.04 = 3,157.16 : x
  2. Step 2: Convert to fraction form
    10,179.05/15,263.04 = 3,157.16/x
  3. Step 3: Cross multiply
    10,179.05x = 15,263.04 × 3,157.16
  4. Step 4: Simplify right side
    10,179.05x = 48,187,859.37
  5. Step 5: Solve for x
    x = 48,187,859.37/10,179.05
  6. Step 6: Final answer
    x = 4,734.02

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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.