Home / 4,230.02-6,337.85-2,991.38

Finding the Fourth Proportional to 4,230.02, 6,337.85 and 2,991.38

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Solution

The fourth proportional to 4,230.02, 6,337.85 and 2,991.38 is: 4,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.02 : 6,337.85 = 2,991.38 : x
  2. Step 2: Convert to fraction form
    4,230.02/6,337.85 = 2,991.38/x
  3. Step 3: Cross multiply
    4,230.02x = 6,337.85 × 2,991.38
  4. Step 4: Simplify right side
    4,230.02x = 18,958,871.09
  5. Step 5: Solve for x
    x = 18,958,871.09/4,230.02
  6. Step 6: Final answer
    x = 4,481.98

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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.