Home / 7,834.36-11,756.04-3,156.52

Finding the Fourth Proportional to 7,834.36, 11,756.04 and 3,156.52

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Solution

The fourth proportional to 7,834.36, 11,756.04 and 3,156.52 is: 4,736.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.36 : 11,756.04 = 3,156.52 : x
  2. Step 2: Convert to fraction form
    7,834.36/11,756.04 = 3,156.52/x
  3. Step 3: Cross multiply
    7,834.36x = 11,756.04 × 3,156.52
  4. Step 4: Simplify right side
    7,834.36x = 37,108,175.38
  5. Step 5: Solve for x
    x = 37,108,175.38/7,834.36
  6. Step 6: Final answer
    x = 4,736.59

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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.