Home / 5,030.69-6,942.67-2,906.30

Finding the Fourth Proportional to 5,030.69, 6,942.67 and 2,906.30

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Solution

The fourth proportional to 5,030.69, 6,942.67 and 2,906.30 is: 4,010.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.69 : 6,942.67 = 2,906.30 : x
  2. Step 2: Convert to fraction form
    5,030.69/6,942.67 = 2,906.30/x
  3. Step 3: Cross multiply
    5,030.69x = 6,942.67 × 2,906.30
  4. Step 4: Simplify right side
    5,030.69x = 20,177,491.91
  5. Step 5: Solve for x
    x = 20,177,491.91/5,030.69
  6. Step 6: Final answer
    x = 4,010.88

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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.