Home / 3,305.05-4,956.30-964.27

Finding the Fourth Proportional to 3,305.05, 4,956.30 and 964.27

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Solution

The fourth proportional to 3,305.05, 4,956.30 and 964.27 is: 1,446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.05 : 4,956.30 = 964.27 : x
  2. Step 2: Convert to fraction form
    3,305.05/4,956.30 = 964.27/x
  3. Step 3: Cross multiply
    3,305.05x = 4,956.30 × 964.27
  4. Step 4: Simplify right side
    3,305.05x = 4,779,211.40
  5. Step 5: Solve for x
    x = 4,779,211.40/3,305.05
  6. Step 6: Final answer
    x = 1,446.03

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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.