Home / 11,539.14-15,924.39-7,064.94

Finding the Fourth Proportional to 11,539.14, 15,924.39 and 7,064.94

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Solution

The fourth proportional to 11,539.14, 15,924.39 and 7,064.94 is: 9,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.14 : 15,924.39 = 7,064.94 : x
  2. Step 2: Convert to fraction form
    11,539.14/15,924.39 = 7,064.94/x
  3. Step 3: Cross multiply
    11,539.14x = 15,924.39 × 7,064.94
  4. Step 4: Simplify right side
    11,539.14x = 112,504,859.89
  5. Step 5: Solve for x
    x = 112,504,859.89/11,539.14
  6. Step 6: Final answer
    x = 9,749.85

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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.