Home / 4,276.96-6,384.49-3,695.70

Finding the Fourth Proportional to 4,276.96, 6,384.49 and 3,695.70

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Solution

The fourth proportional to 4,276.96, 6,384.49 and 3,695.70 is: 5,516.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.96 : 6,384.49 = 3,695.70 : x
  2. Step 2: Convert to fraction form
    4,276.96/6,384.49 = 3,695.70/x
  3. Step 3: Cross multiply
    4,276.96x = 6,384.49 × 3,695.70
  4. Step 4: Simplify right side
    4,276.96x = 23,595,159.69
  5. Step 5: Solve for x
    x = 23,595,159.69/4,276.96
  6. Step 6: Final answer
    x = 5,516.81

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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.