Home / 4,770.92-7,155.08-1,997.02

Finding the Fourth Proportional to 4,770.92, 7,155.08 and 1,997.02

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Solution

The fourth proportional to 4,770.92, 7,155.08 and 1,997.02 is: 2,994.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.92 : 7,155.08 = 1,997.02 : x
  2. Step 2: Convert to fraction form
    4,770.92/7,155.08 = 1,997.02/x
  3. Step 3: Cross multiply
    4,770.92x = 7,155.08 × 1,997.02
  4. Step 4: Simplify right side
    4,770.92x = 14,288,855.54
  5. Step 5: Solve for x
    x = 14,288,855.54/4,770.92
  6. Step 6: Final answer
    x = 2,994.99

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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.