Home / 5,156.82-7,732.47-2,036.70

Finding the Fourth Proportional to 5,156.82, 7,732.47 and 2,036.70

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Solution

The fourth proportional to 5,156.82, 7,732.47 and 2,036.70 is: 3,053.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156.82 : 7,732.47 = 2,036.70 : x
  2. Step 2: Convert to fraction form
    5,156.82/7,732.47 = 2,036.70/x
  3. Step 3: Cross multiply
    5,156.82x = 7,732.47 × 2,036.70
  4. Step 4: Simplify right side
    5,156.82x = 15,748,721.65
  5. Step 5: Solve for x
    x = 15,748,721.65/5,156.82
  6. Step 6: Final answer
    x = 3,053.96

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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.