Home / 4,607.20-6,369.78-4,016.80

Finding the Fourth Proportional to 4,607.20, 6,369.78 and 4,016.80

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Solution

The fourth proportional to 4,607.20, 6,369.78 and 4,016.80 is: 5,553.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.20 : 6,369.78 = 4,016.80 : x
  2. Step 2: Convert to fraction form
    4,607.20/6,369.78 = 4,016.80/x
  3. Step 3: Cross multiply
    4,607.20x = 6,369.78 × 4,016.80
  4. Step 4: Simplify right side
    4,607.20x = 25,586,132.30
  5. Step 5: Solve for x
    x = 25,586,132.30/4,607.20
  6. Step 6: Final answer
    x = 5,553.51

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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.