Home / 7,429.36-10,252.77-4,072.17

Finding the Fourth Proportional to 7,429.36, 10,252.77 and 4,072.17

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Solution

The fourth proportional to 7,429.36, 10,252.77 and 4,072.17 is: 5,619.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.36 : 10,252.77 = 4,072.17 : x
  2. Step 2: Convert to fraction form
    7,429.36/10,252.77 = 4,072.17/x
  3. Step 3: Cross multiply
    7,429.36x = 10,252.77 × 4,072.17
  4. Step 4: Simplify right side
    7,429.36x = 41,751,000.75
  5. Step 5: Solve for x
    x = 41,751,000.75/7,429.36
  6. Step 6: Final answer
    x = 5,619.73

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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.