Home / 7,824.06-11,721.51-6,103.62

Finding the Fourth Proportional to 7,824.06, 11,721.51 and 6,103.62

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Solution

The fourth proportional to 7,824.06, 11,721.51 and 6,103.62 is: 9,144.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.06 : 11,721.51 = 6,103.62 : x
  2. Step 2: Convert to fraction form
    7,824.06/11,721.51 = 6,103.62/x
  3. Step 3: Cross multiply
    7,824.06x = 11,721.51 × 6,103.62
  4. Step 4: Simplify right side
    7,824.06x = 71,543,642.87
  5. Step 5: Solve for x
    x = 71,543,642.87/7,824.06
  6. Step 6: Final answer
    x = 9,144.06

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1.5x scale

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.