Home / 3,395.70-4,684.32-2,276.73

Finding the Fourth Proportional to 3,395.70, 4,684.32 and 2,276.73

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Solution

The fourth proportional to 3,395.70, 4,684.32 and 2,276.73 is: 3,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.70 : 4,684.32 = 2,276.73 : x
  2. Step 2: Convert to fraction form
    3,395.70/4,684.32 = 2,276.73/x
  3. Step 3: Cross multiply
    3,395.70x = 4,684.32 × 2,276.73
  4. Step 4: Simplify right side
    3,395.70x = 10,664,931.87
  5. Step 5: Solve for x
    x = 10,664,931.87/3,395.70
  6. Step 6: Final answer
    x = 3,140.72

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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.