Home / 4,624.04-6,381.24-2,855

Finding the Fourth Proportional to 4,624.04, 6,381.24 and 2,855

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Solution

The fourth proportional to 4,624.04, 6,381.24 and 2,855 is: 3,939.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,624.04 : 6,381.24 = 2,855 : x
  2. Step 2: Convert to fraction form
    4,624.04/6,381.24 = 2,855/x
  3. Step 3: Cross multiply
    4,624.04x = 6,381.24 × 2,855
  4. Step 4: Simplify right side
    4,624.04x = 18,218,440.20
  5. Step 5: Solve for x
    x = 18,218,440.20/4,624.04
  6. Step 6: Final answer
    x = 3,939.94

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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.