Home / 3,670.92-5,509.08-2,286.29

Finding the Fourth Proportional to 3,670.92, 5,509.08 and 2,286.29

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Solution

The fourth proportional to 3,670.92, 5,509.08 and 2,286.29 is: 3,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.92 : 5,509.08 = 2,286.29 : x
  2. Step 2: Convert to fraction form
    3,670.92/5,509.08 = 2,286.29/x
  3. Step 3: Cross multiply
    3,670.92x = 5,509.08 × 2,286.29
  4. Step 4: Simplify right side
    3,670.92x = 12,595,368.29
  5. Step 5: Solve for x
    x = 12,595,368.29/3,670.92
  6. Step 6: Final answer
    x = 3,431.12

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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.