Home / 7,429.22-10,252.26-4,072.22

Finding the Fourth Proportional to 7,429.22, 10,252.26 and 4,072.22

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Solution

The fourth proportional to 7,429.22, 10,252.26 and 4,072.22 is: 5,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.22 : 10,252.26 = 4,072.22 : x
  2. Step 2: Convert to fraction form
    7,429.22/10,252.26 = 4,072.22/x
  3. Step 3: Cross multiply
    7,429.22x = 10,252.26 × 4,072.22
  4. Step 4: Simplify right side
    7,429.22x = 41,749,458.22
  5. Step 5: Solve for x
    x = 41,749,458.22/7,429.22
  6. Step 6: Final answer
    x = 5,619.63

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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.