Home / 4,624.86-6,383.49-2,855.45

Finding the Fourth Proportional to 4,624.86, 6,383.49 and 2,855.45

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Solution

The fourth proportional to 4,624.86, 6,383.49 and 2,855.45 is: 3,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,624.86 : 6,383.49 = 2,855.45 : x
  2. Step 2: Convert to fraction form
    4,624.86/6,383.49 = 2,855.45/x
  3. Step 3: Cross multiply
    4,624.86x = 6,383.49 × 2,855.45
  4. Step 4: Simplify right side
    4,624.86x = 18,227,720.56
  5. Step 5: Solve for x
    x = 18,227,720.56/4,624.86
  6. Step 6: Final answer
    x = 3,941.25

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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.