Home / 3,576.24-4,935.42-2,690.46

Finding the Fourth Proportional to 3,576.24, 4,935.42 and 2,690.46

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Solution

The fourth proportional to 3,576.24, 4,935.42 and 2,690.46 is: 3,712.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.24 : 4,935.42 = 2,690.46 : x
  2. Step 2: Convert to fraction form
    3,576.24/4,935.42 = 2,690.46/x
  3. Step 3: Cross multiply
    3,576.24x = 4,935.42 × 2,690.46
  4. Step 4: Simplify right side
    3,576.24x = 13,278,550.09
  5. Step 5: Solve for x
    x = 13,278,550.09/3,576.24
  6. Step 6: Final answer
    x = 3,712.99

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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.