Home / 4,317.31-5,958.53-2,639.71

Finding the Fourth Proportional to 4,317.31, 5,958.53 and 2,639.71

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Solution

The fourth proportional to 4,317.31, 5,958.53 and 2,639.71 is: 3,643.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.31 : 5,958.53 = 2,639.71 : x
  2. Step 2: Convert to fraction form
    4,317.31/5,958.53 = 2,639.71/x
  3. Step 3: Cross multiply
    4,317.31x = 5,958.53 × 2,639.71
  4. Step 4: Simplify right side
    4,317.31x = 15,728,791.23
  5. Step 5: Solve for x
    x = 15,728,791.23/4,317.31
  6. Step 6: Final answer
    x = 3,643.19

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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.