Home / 4,293.87-6,440.45-2,916.06

Finding the Fourth Proportional to 4,293.87, 6,440.45 and 2,916.06

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Solution

The fourth proportional to 4,293.87, 6,440.45 and 2,916.06 is: 4,373.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.87 : 6,440.45 = 2,916.06 : x
  2. Step 2: Convert to fraction form
    4,293.87/6,440.45 = 2,916.06/x
  3. Step 3: Cross multiply
    4,293.87x = 6,440.45 × 2,916.06
  4. Step 4: Simplify right side
    4,293.87x = 18,780,724.05
  5. Step 5: Solve for x
    x = 18,780,724.05/4,293.87
  6. Step 6: Final answer
    x = 4,373.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.