Home / 7,036.17-9,709.65-3,849.36

Finding the Fourth Proportional to 7,036.17, 9,709.65 and 3,849.36

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Solution

The fourth proportional to 7,036.17, 9,709.65 and 3,849.36 is: 5,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.17 : 9,709.65 = 3,849.36 : x
  2. Step 2: Convert to fraction form
    7,036.17/9,709.65 = 3,849.36/x
  3. Step 3: Cross multiply
    7,036.17x = 9,709.65 × 3,849.36
  4. Step 4: Simplify right side
    7,036.17x = 37,375,938.32
  5. Step 5: Solve for x
    x = 37,375,938.32/7,036.17
  6. Step 6: Final answer
    x = 5,311.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.