Home / 5,070.94-7,606.41-2,147.26

Finding the Fourth Proportional to 5,070.94, 7,606.41 and 2,147.26

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Solution

The fourth proportional to 5,070.94, 7,606.41 and 2,147.26 is: 3,220.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.94 : 7,606.41 = 2,147.26 : x
  2. Step 2: Convert to fraction form
    5,070.94/7,606.41 = 2,147.26/x
  3. Step 3: Cross multiply
    5,070.94x = 7,606.41 × 2,147.26
  4. Step 4: Simplify right side
    5,070.94x = 16,332,939.94
  5. Step 5: Solve for x
    x = 16,332,939.94/5,070.94
  6. Step 6: Final answer
    x = 3,220.89

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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.