Home / 9,511.58-13,126.37-5,262.57

Finding the Fourth Proportional to 9,511.58, 13,126.37 and 5,262.57

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Solution

The fourth proportional to 9,511.58, 13,126.37 and 5,262.57 is: 7,262.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.58 : 13,126.37 = 5,262.57 : x
  2. Step 2: Convert to fraction form
    9,511.58/13,126.37 = 5,262.57/x
  3. Step 3: Cross multiply
    9,511.58x = 13,126.37 × 5,262.57
  4. Step 4: Simplify right side
    9,511.58x = 69,078,440.97
  5. Step 5: Solve for x
    x = 69,078,440.97/9,511.58
  6. Step 6: Final answer
    x = 7,262.56

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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.