Home / 2,898.40-4,350.72-2,416.96

Finding the Fourth Proportional to 2,898.40, 4,350.72 and 2,416.96

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Solution

The fourth proportional to 2,898.40, 4,350.72 and 2,416.96 is: 3,628.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.40 : 4,350.72 = 2,416.96 : x
  2. Step 2: Convert to fraction form
    2,898.40/4,350.72 = 2,416.96/x
  3. Step 3: Cross multiply
    2,898.40x = 4,350.72 × 2,416.96
  4. Step 4: Simplify right side
    2,898.40x = 10,515,516.21
  5. Step 5: Solve for x
    x = 10,515,516.21/2,898.40
  6. Step 6: Final answer
    x = 3,628.04

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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.