Home / 9,511.09-13,124.97-5,262.13

Finding the Fourth Proportional to 9,511.09, 13,124.97 and 5,262.13

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Solution

The fourth proportional to 9,511.09, 13,124.97 and 5,262.13 is: 7,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.09 : 13,124.97 = 5,262.13 : x
  2. Step 2: Convert to fraction form
    9,511.09/13,124.97 = 5,262.13/x
  3. Step 3: Cross multiply
    9,511.09x = 13,124.97 × 5,262.13
  4. Step 4: Simplify right side
    9,511.09x = 69,065,314.79
  5. Step 5: Solve for x
    x = 69,065,314.79/9,511.09
  6. Step 6: Final answer
    x = 7,261.56

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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.