Home / 7,036.70-9,710.66-3,849.92

Finding the Fourth Proportional to 7,036.70, 9,710.66 and 3,849.92

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Solution

The fourth proportional to 7,036.70, 9,710.66 and 3,849.92 is: 5,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.70 : 9,710.66 = 3,849.92 : x
  2. Step 2: Convert to fraction form
    7,036.70/9,710.66 = 3,849.92/x
  3. Step 3: Cross multiply
    7,036.70x = 9,710.66 × 3,849.92
  4. Step 4: Simplify right side
    7,036.70x = 37,385,239.98
  5. Step 5: Solve for x
    x = 37,385,239.98/7,036.70
  6. Step 6: Final answer
    x = 5,312.90

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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.