Home / 7,113.38-10,671.64-2,730.82

Finding the Fourth Proportional to 7,113.38, 10,671.64 and 2,730.82

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Solution

The fourth proportional to 7,113.38, 10,671.64 and 2,730.82 is: 4,096.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.38 : 10,671.64 = 2,730.82 : x
  2. Step 2: Convert to fraction form
    7,113.38/10,671.64 = 2,730.82/x
  3. Step 3: Cross multiply
    7,113.38x = 10,671.64 × 2,730.82
  4. Step 4: Simplify right side
    7,113.38x = 29,142,327.94
  5. Step 5: Solve for x
    x = 29,142,327.94/7,113.38
  6. Step 6: Final answer
    x = 4,096.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.