Home / 2,936.46-4,381.91-2,624.88

Finding the Fourth Proportional to 2,936.46, 4,381.91 and 2,624.88

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Solution

The fourth proportional to 2,936.46, 4,381.91 and 2,624.88 is: 3,916.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.46 : 4,381.91 = 2,624.88 : x
  2. Step 2: Convert to fraction form
    2,936.46/4,381.91 = 2,624.88/x
  3. Step 3: Cross multiply
    2,936.46x = 4,381.91 × 2,624.88
  4. Step 4: Simplify right side
    2,936.46x = 11,501,987.92
  5. Step 5: Solve for x
    x = 11,501,987.92/2,936.46
  6. Step 6: Final answer
    x = 3,916.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.