Home / 4,317.78-5,958.29-2,429.40

Finding the Fourth Proportional to 4,317.78, 5,958.29 and 2,429.40

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Solution

The fourth proportional to 4,317.78, 5,958.29 and 2,429.40 is: 3,352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.78 : 5,958.29 = 2,429.40 : x
  2. Step 2: Convert to fraction form
    4,317.78/5,958.29 = 2,429.40/x
  3. Step 3: Cross multiply
    4,317.78x = 5,958.29 × 2,429.40
  4. Step 4: Simplify right side
    4,317.78x = 14,475,069.73
  5. Step 5: Solve for x
    x = 14,475,069.73/4,317.78
  6. Step 6: Final answer
    x = 3,352.43

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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.