Home / 4,319.07-5,954.79-3,311.92

Finding the Fourth Proportional to 4,319.07, 5,954.79 and 3,311.92

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Solution

The fourth proportional to 4,319.07, 5,954.79 and 3,311.92 is: 4,566.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.07 : 5,954.79 = 3,311.92 : x
  2. Step 2: Convert to fraction form
    4,319.07/5,954.79 = 3,311.92/x
  3. Step 3: Cross multiply
    4,319.07x = 5,954.79 × 3,311.92
  4. Step 4: Simplify right side
    4,319.07x = 19,721,788.10
  5. Step 5: Solve for x
    x = 19,721,788.10/4,319.07
  6. Step 6: Final answer
    x = 4,566.21

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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.