Home / 3,958.06-5,908.08-3,490.98

Finding the Fourth Proportional to 3,958.06, 5,908.08 and 3,490.98

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Solution

The fourth proportional to 3,958.06, 5,908.08 and 3,490.98 is: 5,210.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.06 : 5,908.08 = 3,490.98 : x
  2. Step 2: Convert to fraction form
    3,958.06/5,908.08 = 3,490.98/x
  3. Step 3: Cross multiply
    3,958.06x = 5,908.08 × 3,490.98
  4. Step 4: Simplify right side
    3,958.06x = 20,624,989.12
  5. Step 5: Solve for x
    x = 20,624,989.12/3,958.06
  6. Step 6: Final answer
    x = 5,210.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.