Home / 5,071.38-7,607.07-1,608.63

Finding the Fourth Proportional to 5,071.38, 7,607.07 and 1,608.63

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Solution

The fourth proportional to 5,071.38, 7,607.07 and 1,608.63 is: 2,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.38 : 7,607.07 = 1,608.63 : x
  2. Step 2: Convert to fraction form
    5,071.38/7,607.07 = 1,608.63/x
  3. Step 3: Cross multiply
    5,071.38x = 7,607.07 × 1,608.63
  4. Step 4: Simplify right side
    5,071.38x = 12,236,914.94
  5. Step 5: Solve for x
    x = 12,236,914.94/5,071.38
  6. Step 6: Final answer
    x = 2,412.94

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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.