Home / 3,410.70-4,711.55-2,634.72

Finding the Fourth Proportional to 3,410.70, 4,711.55 and 2,634.72

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Solution

The fourth proportional to 3,410.70, 4,711.55 and 2,634.72 is: 3,639.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.70 : 4,711.55 = 2,634.72 : x
  2. Step 2: Convert to fraction form
    3,410.70/4,711.55 = 2,634.72/x
  3. Step 3: Cross multiply
    3,410.70x = 4,711.55 × 2,634.72
  4. Step 4: Simplify right side
    3,410.70x = 12,413,601.84
  5. Step 5: Solve for x
    x = 12,413,601.84/3,410.70
  6. Step 6: Final answer
    x = 3,639.61

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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.