Home / 4,623.12-6,381.24-2,634.75

Finding the Fourth Proportional to 4,623.12, 6,381.24 and 2,634.75

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Solution

The fourth proportional to 4,623.12, 6,381.24 and 2,634.75 is: 3,636.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.12 : 6,381.24 = 2,634.75 : x
  2. Step 2: Convert to fraction form
    4,623.12/6,381.24 = 2,634.75/x
  3. Step 3: Cross multiply
    4,623.12x = 6,381.24 × 2,634.75
  4. Step 4: Simplify right side
    4,623.12x = 16,812,972.09
  5. Step 5: Solve for x
    x = 16,812,972.09/4,623.12
  6. Step 6: Final answer
    x = 3,636.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.