Home / 5,189.22-7,160.22-2,950.29

Finding the Fourth Proportional to 5,189.22, 7,160.22 and 2,950.29

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Solution

The fourth proportional to 5,189.22, 7,160.22 and 2,950.29 is: 4,070.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189.22 : 7,160.22 = 2,950.29 : x
  2. Step 2: Convert to fraction form
    5,189.22/7,160.22 = 2,950.29/x
  3. Step 3: Cross multiply
    5,189.22x = 7,160.22 × 2,950.29
  4. Step 4: Simplify right side
    5,189.22x = 21,124,725.46
  5. Step 5: Solve for x
    x = 21,124,725.46/5,189.22
  6. Step 6: Final answer
    x = 4,070.89

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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.