Home / 9,270.96-13,900.22-5,112.96

Finding the Fourth Proportional to 9,270.96, 13,900.22 and 5,112.96

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Solution

The fourth proportional to 9,270.96, 13,900.22 and 5,112.96 is: 7,666.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.96 : 13,900.22 = 5,112.96 : x
  2. Step 2: Convert to fraction form
    9,270.96/13,900.22 = 5,112.96/x
  3. Step 3: Cross multiply
    9,270.96x = 13,900.22 × 5,112.96
  4. Step 4: Simplify right side
    9,270.96x = 71,071,268.85
  5. Step 5: Solve for x
    x = 71,071,268.85/9,270.96
  6. Step 6: Final answer
    x = 7,666.01

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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.