Home / 4,319.67-5,958.68-2,991.07

Finding the Fourth Proportional to 4,319.67, 5,958.68 and 2,991.07

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Solution

The fourth proportional to 4,319.67, 5,958.68 and 2,991.07 is: 4,125.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.67 : 5,958.68 = 2,991.07 : x
  2. Step 2: Convert to fraction form
    4,319.67/5,958.68 = 2,991.07/x
  3. Step 3: Cross multiply
    4,319.67x = 5,958.68 × 2,991.07
  4. Step 4: Simplify right side
    4,319.67x = 17,822,828.99
  5. Step 5: Solve for x
    x = 17,822,828.99/4,319.67
  6. Step 6: Final answer
    x = 4,125.97

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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.