Home / 4,639.61-6,956.11-2,173.08

Finding the Fourth Proportional to 4,639.61, 6,956.11 and 2,173.08

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Solution

The fourth proportional to 4,639.61, 6,956.11 and 2,173.08 is: 3,258.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.61 : 6,956.11 = 2,173.08 : x
  2. Step 2: Convert to fraction form
    4,639.61/6,956.11 = 2,173.08/x
  3. Step 3: Cross multiply
    4,639.61x = 6,956.11 × 2,173.08
  4. Step 4: Simplify right side
    4,639.61x = 15,116,183.52
  5. Step 5: Solve for x
    x = 15,116,183.52/4,639.61
  6. Step 6: Final answer
    x = 3,258.07

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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.