Home / 4,358.80-6,016.52-2,786.90

Finding the Fourth Proportional to 4,358.80, 6,016.52 and 2,786.90

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Solution

The fourth proportional to 4,358.80, 6,016.52 and 2,786.90 is: 3,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,358.80 : 6,016.52 = 2,786.90 : x
  2. Step 2: Convert to fraction form
    4,358.80/6,016.52 = 2,786.90/x
  3. Step 3: Cross multiply
    4,358.80x = 6,016.52 × 2,786.90
  4. Step 4: Simplify right side
    4,358.80x = 16,767,439.59
  5. Step 5: Solve for x
    x = 16,767,439.59/4,358.80
  6. Step 6: Final answer
    x = 3,846.80

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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.