Home / 4,030.70-6,046.43-1,397.79

Finding the Fourth Proportional to 4,030.70, 6,046.43 and 1,397.79

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Solution

The fourth proportional to 4,030.70, 6,046.43 and 1,397.79 is: 2,096.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.70 : 6,046.43 = 1,397.79 : x
  2. Step 2: Convert to fraction form
    4,030.70/6,046.43 = 1,397.79/x
  3. Step 3: Cross multiply
    4,030.70x = 6,046.43 × 1,397.79
  4. Step 4: Simplify right side
    4,030.70x = 8,451,639.39
  5. Step 5: Solve for x
    x = 8,451,639.39/4,030.70
  6. Step 6: Final answer
    x = 2,096.82

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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.