Home / 7,240.26-9,992.70-5,250.09

Finding the Fourth Proportional to 7,240.26, 9,992.70 and 5,250.09

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Solution

The fourth proportional to 7,240.26, 9,992.70 and 5,250.09 is: 7,245.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.26 : 9,992.70 = 5,250.09 : x
  2. Step 2: Convert to fraction form
    7,240.26/9,992.70 = 5,250.09/x
  3. Step 3: Cross multiply
    7,240.26x = 9,992.70 × 5,250.09
  4. Step 4: Simplify right side
    7,240.26x = 52,462,574.34
  5. Step 5: Solve for x
    x = 52,462,574.34/7,240.26
  6. Step 6: Final answer
    x = 7,245.95

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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.