Home / 2,606.16-3,912.88-2,487.08

Finding the Fourth Proportional to 2,606.16, 3,912.88 and 2,487.08

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Solution

The fourth proportional to 2,606.16, 3,912.88 and 2,487.08 is: 3,734.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.16 : 3,912.88 = 2,487.08 : x
  2. Step 2: Convert to fraction form
    2,606.16/3,912.88 = 2,487.08/x
  3. Step 3: Cross multiply
    2,606.16x = 3,912.88 × 2,487.08
  4. Step 4: Simplify right side
    2,606.16x = 9,731,645.59
  5. Step 5: Solve for x
    x = 9,731,645.59/2,606.16
  6. Step 6: Final answer
    x = 3,734.09

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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.