Home / 3,178.24-4,769.16-1,232.08

Finding the Fourth Proportional to 3,178.24, 4,769.16 and 1,232.08

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Solution

The fourth proportional to 3,178.24, 4,769.16 and 1,232.08 is: 1,848.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178.24 : 4,769.16 = 1,232.08 : x
  2. Step 2: Convert to fraction form
    3,178.24/4,769.16 = 1,232.08/x
  3. Step 3: Cross multiply
    3,178.24x = 4,769.16 × 1,232.08
  4. Step 4: Simplify right side
    3,178.24x = 5,875,986.65
  5. Step 5: Solve for x
    x = 5,875,986.65/3,178.24
  6. Step 6: Final answer
    x = 1,848.82

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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.