Home / 4,641.08-6,961.60-1,178.32

Finding the Fourth Proportional to 4,641.08, 6,961.60 and 1,178.32

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Solution

The fourth proportional to 4,641.08, 6,961.60 and 1,178.32 is: 1,767.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.08 : 6,961.60 = 1,178.32 : x
  2. Step 2: Convert to fraction form
    4,641.08/6,961.60 = 1,178.32/x
  3. Step 3: Cross multiply
    4,641.08x = 6,961.60 × 1,178.32
  4. Step 4: Simplify right side
    4,641.08x = 8,202,992.51
  5. Step 5: Solve for x
    x = 8,202,992.51/4,641.08
  6. Step 6: Final answer
    x = 1,767.47

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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.