Home / 5,471.04-8,204.49-1,960.08

Finding the Fourth Proportional to 5,471.04, 8,204.49 and 1,960.08

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Solution

The fourth proportional to 5,471.04, 8,204.49 and 1,960.08 is: 2,939.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.04 : 8,204.49 = 1,960.08 : x
  2. Step 2: Convert to fraction form
    5,471.04/8,204.49 = 1,960.08/x
  3. Step 3: Cross multiply
    5,471.04x = 8,204.49 × 1,960.08
  4. Step 4: Simplify right side
    5,471.04x = 16,081,456.76
  5. Step 5: Solve for x
    x = 16,081,456.76/5,471.04
  6. Step 6: Final answer
    x = 2,939.38

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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.