Home / 4,589.54-6,885.78-2,091.62

Finding the Fourth Proportional to 4,589.54, 6,885.78 and 2,091.62

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Solution

The fourth proportional to 4,589.54, 6,885.78 and 2,091.62 is: 3,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,589.54 : 6,885.78 = 2,091.62 : x
  2. Step 2: Convert to fraction form
    4,589.54/6,885.78 = 2,091.62/x
  3. Step 3: Cross multiply
    4,589.54x = 6,885.78 × 2,091.62
  4. Step 4: Simplify right side
    4,589.54x = 14,402,435.16
  5. Step 5: Solve for x
    x = 14,402,435.16/4,589.54
  6. Step 6: Final answer
    x = 3,138.10

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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.