Home / 5,935.10-8,190.10-3,245.79

Finding the Fourth Proportional to 5,935.10, 8,190.10 and 3,245.79

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Solution

The fourth proportional to 5,935.10, 8,190.10 and 3,245.79 is: 4,479.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.10 : 8,190.10 = 3,245.79 : x
  2. Step 2: Convert to fraction form
    5,935.10/8,190.10 = 3,245.79/x
  3. Step 3: Cross multiply
    5,935.10x = 8,190.10 × 3,245.79
  4. Step 4: Simplify right side
    5,935.10x = 26,583,303.73
  5. Step 5: Solve for x
    x = 26,583,303.73/5,935.10
  6. Step 6: Final answer
    x = 4,479.00

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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.