Home / 10,252.73-15,322.91-7,485.23

Finding the Fourth Proportional to 10,252.73, 15,322.91 and 7,485.23

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Solution

The fourth proportional to 10,252.73, 15,322.91 and 7,485.23 is: 11,186.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.73 : 15,322.91 = 7,485.23 : x
  2. Step 2: Convert to fraction form
    10,252.73/15,322.91 = 7,485.23/x
  3. Step 3: Cross multiply
    10,252.73x = 15,322.91 × 7,485.23
  4. Step 4: Simplify right side
    10,252.73x = 114,695,505.62
  5. Step 5: Solve for x
    x = 114,695,505.62/10,252.73
  6. Step 6: Final answer
    x = 11,186.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.