Home / 7,485.44-11,231.96-4,988.33

Finding the Fourth Proportional to 7,485.44, 11,231.96 and 4,988.33

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Solution

The fourth proportional to 7,485.44, 11,231.96 and 4,988.33 is: 7,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.44 : 11,231.96 = 4,988.33 : x
  2. Step 2: Convert to fraction form
    7,485.44/11,231.96 = 4,988.33/x
  3. Step 3: Cross multiply
    7,485.44x = 11,231.96 × 4,988.33
  4. Step 4: Simplify right side
    7,485.44x = 56,028,726.17
  5. Step 5: Solve for x
    x = 56,028,726.17/7,485.44
  6. Step 6: Final answer
    x = 7,485.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.