Home / 4,305.83-6,415.43-4,022.91

Finding the Fourth Proportional to 4,305.83, 6,415.43 and 4,022.91

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Solution

The fourth proportional to 4,305.83, 6,415.43 and 4,022.91 is: 5,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.83 : 6,415.43 = 4,022.91 : x
  2. Step 2: Convert to fraction form
    4,305.83/6,415.43 = 4,022.91/x
  3. Step 3: Cross multiply
    4,305.83x = 6,415.43 × 4,022.91
  4. Step 4: Simplify right side
    4,305.83x = 25,808,677.39
  5. Step 5: Solve for x
    x = 25,808,677.39/4,305.83
  6. Step 6: Final answer
    x = 5,993.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.