Home / 7,297.92-10,071.09-4,111.21

Finding the Fourth Proportional to 7,297.92, 10,071.09 and 4,111.21

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Solution

The fourth proportional to 7,297.92, 10,071.09 and 4,111.21 is: 5,673.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297.92 : 10,071.09 = 4,111.21 : x
  2. Step 2: Convert to fraction form
    7,297.92/10,071.09 = 4,111.21/x
  3. Step 3: Cross multiply
    7,297.92x = 10,071.09 × 4,111.21
  4. Step 4: Simplify right side
    7,297.92x = 41,404,315.56
  5. Step 5: Solve for x
    x = 41,404,315.56/7,297.92
  6. Step 6: Final answer
    x = 5,673.44

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1.5x scale

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.