Home / 4,780.35-7,173.32-2,006.82

Finding the Fourth Proportional to 4,780.35, 7,173.32 and 2,006.82

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Solution

The fourth proportional to 4,780.35, 7,173.32 and 2,006.82 is: 3,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.35 : 7,173.32 = 2,006.82 : x
  2. Step 2: Convert to fraction form
    4,780.35/7,173.32 = 2,006.82/x
  3. Step 3: Cross multiply
    4,780.35x = 7,173.32 × 2,006.82
  4. Step 4: Simplify right side
    4,780.35x = 14,395,552.01
  5. Step 5: Solve for x
    x = 14,395,552.01/4,780.35
  6. Step 6: Final answer
    x = 3,011.40

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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.