Home / 11,282.58-15,571.68-7,034.33

Finding the Fourth Proportional to 11,282.58, 15,571.68 and 7,034.33

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Solution

The fourth proportional to 11,282.58, 15,571.68 and 7,034.33 is: 9,708.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.58 : 15,571.68 = 7,034.33 : x
  2. Step 2: Convert to fraction form
    11,282.58/15,571.68 = 7,034.33/x
  3. Step 3: Cross multiply
    11,282.58x = 15,571.68 × 7,034.33
  4. Step 4: Simplify right side
    11,282.58x = 109,536,335.77
  5. Step 5: Solve for x
    x = 109,536,335.77/11,282.58
  6. Step 6: Final answer
    x = 9,708.45

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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.