Home / 11,251.84-15,528.32-6,537.60

Finding the Fourth Proportional to 11,251.84, 15,528.32 and 6,537.60

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Solution

The fourth proportional to 11,251.84, 15,528.32 and 6,537.60 is: 9,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.84 : 15,528.32 = 6,537.60 : x
  2. Step 2: Convert to fraction form
    11,251.84/15,528.32 = 6,537.60/x
  3. Step 3: Cross multiply
    11,251.84x = 15,528.32 × 6,537.60
  4. Step 4: Simplify right side
    11,251.84x = 101,517,944.83
  5. Step 5: Solve for x
    x = 101,517,944.83/11,251.84
  6. Step 6: Final answer
    x = 9,022.34

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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.