Home / 4,286.87-5,916.65-2,518.48

Finding the Fourth Proportional to 4,286.87, 5,916.65 and 2,518.48

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Solution

The fourth proportional to 4,286.87, 5,916.65 and 2,518.48 is: 3,475.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.87 : 5,916.65 = 2,518.48 : x
  2. Step 2: Convert to fraction form
    4,286.87/5,916.65 = 2,518.48/x
  3. Step 3: Cross multiply
    4,286.87x = 5,916.65 × 2,518.48
  4. Step 4: Simplify right side
    4,286.87x = 14,900,964.69
  5. Step 5: Solve for x
    x = 14,900,964.69/4,286.87
  6. Step 6: Final answer
    x = 3,475.95

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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.