Home / 5,931.05-8,184.72-3,278.39

Finding the Fourth Proportional to 5,931.05, 8,184.72 and 3,278.39

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Solution

The fourth proportional to 5,931.05, 8,184.72 and 3,278.39 is: 4,524.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.05 : 8,184.72 = 3,278.39 : x
  2. Step 2: Convert to fraction form
    5,931.05/8,184.72 = 3,278.39/x
  3. Step 3: Cross multiply
    5,931.05x = 8,184.72 × 3,278.39
  4. Step 4: Simplify right side
    5,931.05x = 26,832,724.66
  5. Step 5: Solve for x
    x = 26,832,724.66/5,931.05
  6. Step 6: Final answer
    x = 4,524.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.