Home / 4,641.05-6,961.44-1,178.30

Finding the Fourth Proportional to 4,641.05, 6,961.44 and 1,178.30

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Solution

The fourth proportional to 4,641.05, 6,961.44 and 1,178.30 is: 1,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.05 : 6,961.44 = 1,178.30 : x
  2. Step 2: Convert to fraction form
    4,641.05/6,961.44 = 1,178.30/x
  3. Step 3: Cross multiply
    4,641.05x = 6,961.44 × 1,178.30
  4. Step 4: Simplify right side
    4,641.05x = 8,202,664.75
  5. Step 5: Solve for x
    x = 8,202,664.75/4,641.05
  6. Step 6: Final answer
    x = 1,767.42

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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.