Home / 11,552.47-15,938.72-6,835.84

Finding the Fourth Proportional to 11,552.47, 15,938.72 and 6,835.84

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Solution

The fourth proportional to 11,552.47, 15,938.72 and 6,835.84 is: 9,431.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.47 : 15,938.72 = 6,835.84 : x
  2. Step 2: Convert to fraction form
    11,552.47/15,938.72 = 6,835.84/x
  3. Step 3: Cross multiply
    11,552.47x = 15,938.72 × 6,835.84
  4. Step 4: Simplify right side
    11,552.47x = 108,954,505.55
  5. Step 5: Solve for x
    x = 108,954,505.55/11,552.47
  6. Step 6: Final answer
    x = 9,431.27

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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.